Propionic acid feed & food grade preservative direct factory bulk supply begins with the molecular specification C₃H₆O₂ (CAS 79-09-4; molar mass 74.08 g·mol⁻¹). The liquid is supplied from distillation columns at atmospheric boiling point 141.1 °C and density 0.993 g·cm⁻³ at 20 °C. Because the flash point is 52 °C,...
Factory Direct Propionic Acid: Contract & Liability Comparison vs Trader Supply Propionic acid (CAS 79-09-4, E280) is supplied as a corrosive, flammable monocarboxylic acid with a closed-cup flash point of 52 °C, a normal boiling point of 141.1 °C, and a melting point of -21 °C. The compound is miscible...
Propionic Acid 99.5% Food & Feed Grade: Full Specification & COA Pack designates a saturated short-chain carboxylic acid product, CAS 79-09-4, E number E 280, with molecular formula CH₃CH₂COOH and molecular weight 74.08 g/mol. At 20 °C the compound is a clear, oily liquid with a sharp, acidic odor, density...
Propionic acid (CAS 79-09-4, CH₃CH₂COOH, molar mass 74.08 g/mol) is a saturated carboxylic acid with normal boiling point 141.1 °C, density 0.993 g/cm³ at 20 °C, and closed-cup flash point 54 °C. Bulk order configuration for propionic acid is defined by three package classes: 1,000 L intermediate bulk containers, 200...
Commercial propionic acid is supplied as a clear, colourless liquid with CAS Registry Number 79-09-4, molecular formula CH3CH2COOH, and molecular weight 74.08 g/mol. At 20 °C the density is 0.993 g/cm³ when measured by ASTM D4052; boiling point at 101.3 kPa is 141.1 °C by ASTM D1078. The closed-cup flash...
Propionic Acid Manufacturer vs Trading Company: 12-Point Verification Before Deposit Propionic acid procurement carries a deposit risk that is not visible at drum level. The compound, CAS 79-09-4, is used as E280 in food preservation and as a feed acidifier; it is listed in FDA 21 CFR 184.1081. The distinction...
Propionic acid, CAS 79-09-4, is a C3 short-chain carboxylic acid with molecular formula CH3CH2COOH and molar mass 74.08 g/mol. At 20 °C, its density is 0.993 g/cm³, boiling point 141.1 °C, melting point −20.8 °C, and closed-cup flash point 52 °C. The substance is miscible with water and polar organic...
Feed Preservation with Propionic Acid: Dosage by Moisture and Crop is governed by the antimicrobial activity of propionic acid (CAS 79-09-4, EC 201-176-3), a short-chain fatty acid with pKa 4.88 at 25 °C and atmospheric boiling point 141 °C. In feed preservation, the active agent is the undissociated molecule, which...
Procurement models for propionic acid fail when the invoice denominator is the as-received tonne. The propionic acid cost model must be built on landed cost per active unit, not per tonne, because the usable preservative or synthetic moiety is the carboxylic acid equivalent, not the water, counter-ion, or inert mass...
Propionic acid (CAS 79-09-4, EC 201-176-3) is a C3 monocarboxylic acid supplied as a corrosive organic intermediate, feed preservative, and esterification feedstock. A release sample is not treated as a routine parcel; the concentrated liquid carries transport packing group II corrosion hazards under US DOT 49 CFR 172.101 and GHS...
Propionic acid (CAS 79-09-4; EINECS 201-176-3) enters international trade as a saturated acyclic monocarboxylic acid under heading HS 2915.50, a heading that also captures propionate salts and esters. Commercial material is supplied in bulk ISO tank containers, stainless steel or lined drums, and dedicated parcel tankers. The acid is corrosive...
Propionic Acid Plant Audit: 8 On-Site Checks That Replace Factory Photos begins with the recognition that exterior photography cannot verify feedstock quality, instrument calibration, pressure-drop trends, or alloy composition. Propionic acid, CAS 79-09-4, boiling point 141.2 °C at 101.3 kPa, density 0.993 g/cm³ at 20 °C, pKa 4.87, and closed-cup...
Propionic Acid Red Flags: 9 Signals of a Non-Producing Vendor Propionic acid, CH₃CH₂COOH, formula weight 74.08 g/mol, CAS 79-09-4, EC 201-176-3, is supplied as a liquid carboxylic acid with pKa 4.88 at 25 °C, boiling point 141.1 °C, freezing point −20.5 °C, closed-cup flash point near 54 °C, and vapor...
Propionic Acid Import Documentation Pack: What Every Shipment Needs The propionic acid import documentation pack: what every shipment needs is defined by the intersection of dangerous goods transport law, chemical inventory registration, customs valuation, and food-contact status. Propionic acid (CAS 79-09-4, EC 201-176-3, C3H6O2, molar mass 74.08 g/mol) is imported...
Propionic Acid vs Propionates: Which Form Do You Actually Need to Import? An import decision between propionic acid and the propionate salts is not a substitution exercise. The free acid is a liquid monocarboxylic acid with a closed-cup flash point of 54 °C and a pKa of 4.88 at 25...
Propionic acid is transported under UN3463, Class 8, Packing Group II, with a closed-cup flash point of 52 °C and a liquid density of 0.993 kg/L at 20 °C. A loading plan for propionic acid requires separate payload mathematics for ISO tank, flexitank and IBC configurations because the substance is...
Propionic acid (CAS No. 79-09-4, UN 1848) is a C3 carboxylic acid produced in China primarily for feed preservation, grain treatment, chemical synthesis, and propionate salts. The Chinese supply base is not a single production platform but a network of regional petrochemical parks whose competitiveness depends on ethylene and carbon...
The regulatory phrase “Propionic Acid REACH & Annex XVII Entry 75: What It Really Applies To” is resolved by separating the bulk-chemical registration dossier from the downstream mixture restriction. Propionic acid (CAS 79-09-4, EC 201-176-3, molecular formula C3H6O2) is a corrosive fatty acid with a pKa of 4.87, a boiling...
Propionic acid, CAS 79-09-4, is the saturated C3 monocarboxylic acid described chemically as CH3CH2COOH. The food and feed grade material is a clear, slightly oily liquid with a pungent odour, boiling point 141.0 °C, flash point 52–54 °C closed cup, freezing point -20.7 °C, and water solubility that is effectively...
Propionic Acid HS Code 2915.50: Correct Classification to Avoid Customs Delays The Harmonized System subheading 2915.50 covers propionic acid, its salts and esters when the consignment satisfies the Chapter 29 criterion of a separate chemically defined organic compound. The subheading is not a broad endorsement for every commercial mixture bearing...
Middle East import compliance for propionic acid: GCC, SASO and Halal is best understood as a three-layer documentary screening at border clearance: unified Gulf customs classification, Saudi product conformity under the SALEEM platform, and destination-state halal verification for food-grade cargo. A propionic acid shipment with chemical name propanoic acid, CAS...
Compliance for Propionic Acid UN 3463 shipping: Class 8(3) packaging and documentation demands simultaneous application of corrosive and flammable liquid controls. The entry in 49 CFR 172.101 lists the proper shipping name as “Propionic acid, not less than 10% and less than 90% acid by mass,” with primary hazard Class...
Propionic Acid Concentration Guide: 99.5% vs 80% vs blended feed acids. Propionic acid, CAS 79-09-4, CH3CH2COOH, pKa 4.88 at 25 °C, functions as an antifungal and antibacterial feed preservative through diffusion of the undissociated molecule across microbial membranes and subsequent cytosolic acidification. Commercial concentration designations refer to weight percent active...
Propionic Acid for EU Feed Producers: Compliance and Supply Checklist Feed-mill intake of propionic acid (CAS 79-09-4; EC No. 201-176-3; feed additive E 280) binds together legal authorisation, analytical identity, and corrosion-sensitive bulk handling. Propionic acid is a short-chain carboxylic acid with a pKa of 4.88 at 25 °C and...
Propionic acid (CAS 79-09-4; E280; UN 1848) is a C3 carboxylic acid with wholesale flows distributed across food preservative, animal feed, herbicide intermediate, and specialty ester applications. Propionic Acid Wholesale & Volume Tiers: How Contract Sizing Works requires separating product pricing from logistics, grade validation, and compliance cost. The wholesale...
OEM & Private Label Propionic Acid Blends: What Can Be Customised Contract blending of propionic acid for preservative and acidification markets is built around specification geometry rather than a single commodity stream. Propionic acid, CAS 79-09-4, E280, has a molecular mass of 74.08 g/mol and a pKa of 4.88. In...
Cargo Tank vs IBC vs Drums: Choosing Packaging for Propionic Acid Propionic acid (CAS 79-09-4, EINECS 201-176-3) is a carboxylic acid with the formula C3H6O2, a molar mass of 74.08 g/mol, a freezing point of −20.5 °C, a boiling point of 141.1 °C, and a density of 0.993 g/cm³ at...
Propionic acid (C3H6O2, CAS 79-09-4, pKa 4.88) enters ruminant nutrition through two non-equivalent routes: as a preservative that suppresses yeast and mould activity in ensiled forages and total mixed rations (TMR), and as a gluconeogenic substrate after ruminal absorption and hepatic conversion. European Union Regulation (EC) No 1831/2003 classifies propionic...
Ammonium & Calcium Propionate Production: Raw Material Sourcing Guide Propionic acid (CAS 79-09-4) is the primary acidulant feedstock for the production of ammonium propionate and calcium propionate. The acid is a weak monocarboxylic acid with a molecular weight of 74.08 g/mol, a normal boiling point of 141.1 °C, a freezing...
Propionic acid (CAS 79-09-4; feed additive code E 280) acts as a feed preservative through the passive diffusion of the undissociated carboxylic acid across fungal and bacterial membranes, followed by intracellular dissociation and proton accumulation at neutral cytosolic pH. The molecule has a pKa of 4.88 at 25 °C, a...
Across the APAC feed production corridor, propionic acid (CAS 79-09-4) functions as a volatile fatty acid preservative for compound feed, grain, and silage. Propionic Acid for APAC Feed Markets: Logistics and Volume Planning is governed more by corrosive cargo handling, import lead times, and site containment than by preservative efficacy...
Propionic acid, CAS 79-09-4, CH₃CH₂COOH, molecular weight 74.08 g/mol, is supplied as a colourless hygroscopic liquid with a sharp carboxylic odour. Industrial production routes include ethylene hydrocarboxylation in the presence of nickel carbonyl and propionaldehyde oxidation using manganese or cobalt acetate catalysts. The liquid has a density of 0.993 g/cm³...
The order-to-delivery timeline for propionic acid: a transparent process map links specification approval, production campaign allocation, packaging and filling, analytical release, transport, and receiving verification into a single control sequence. Propionic acid, CAS 79-09-4, molecular weight 74.08 g/mol, density 0.993 g/cm³ at 20 °C, and freezing point -20.7 °C, is...
Lead Time Benchmark by Destination: Propionic Acid from China to EU and GCC Propionic acid (CAS 79-09-4, UN 1848, Class 8, PG III) moves from Chinese production bases in Shandong and Jiangsu to EU and GCC buyers as a corrosion-class liquid in ISO tank containers or drums. The material has...
Propionic Acid Technical Data Sheet Explained: What Each Parameter Tells You is a specification-boundary reading, not a single-value quality ranking. The same 99.5 wt% assay may be adequate for grain preservation but marginal for propionyl chloride or propionic anhydride production, where water and formic acid consume reagent and alter corrosion...
Propionic acid (C3H6O2; molecular weight 74.08 g/mol; pKa 4.87 at 25 °C in dilute aqueous solution) is a short-chain organic acid preservative whose antimicrobial mechanism is best described by one principle: pH matters more than dose. The active species is the undissociated acid, not the propionate anion. Dissociation is controlled...
Liquid propionic acid is metered into compound feed at 0.1–0.5% by mass, with the undissociated acid fraction controlled by the pKa of 4.87 at 25 °C. In a 3 m³ horizontal paddle mixer, direct spray injection is typically completed within the final 30–60 s of the batch cycle to limit...
Propionic Acid in Bakery and Dairy: Application Notes for Formulators Propionic acid (CAS 79-09-4, CH3CH2COOH, MW 74.08 g/mol, pKa 4.88 at 25 °C) functions as a short-chain organic acid preservative in bakery and dairy systems. The corresponding salts—calcium propionate (E282) and sodium propionate (E281)—are selected when solid dosing, lower odor,...
Food Preservation: Propionic Acid and Propionates Under EU E 280-283 is addressed through the regulatory definitions of E 280 propionic acid, E 281 sodium propionate, E 282 calcium propionate and E 283 potassium propionate. The acid is a short-chain saturated fatty acid with the formula CH3CH2COOH, molar mass 74.08 g/mol...
Propionic acid (CAS 79-09-4, E280) is a short-chain saturated carboxylic acid of formula CH3CH2COOH, with molar mass 74.08 g mol−1, pKa 4.87 at 25 °C, and complete water miscibility. Industrial production is carried out by ethylene hydrocarboxylation in the presence of nickel carbonyl or by oxidation of propionaldehyde; food-grade material...
Propionic acid (CAS 79-09-4) occupies a narrow but operationally significant position in the U.S. chemical and animal nutrition supply chain. The molecule is a saturated C3 monocarboxylic acid with a molecular weight of 74.08 g/mol, a density of approximately 0.993 g/cm³ at 20°C, a closed-cup flash point of 54°C, and...
Propionic Acid Alternatives Compared: Cost per Active, Corrosivity and Compliance Comparative selection of propionic acid against lower-molecular-weight organic acids is driven by three variables: cost per active acid equivalent, corrosion rate in storage and dosing equipment, and regulatory clearance in the final matrix. Propionic acid (CAS 79-09-4) is a C3...
The sourcing decision for propionic acid (CAS 79-09-4; EINECS 201-176-3) in industrial volumes is a Propionic Acid Distributor vs Direct: Cost, Lead Time and Risk Comparison governed by shipment size, tank farm readiness, and the analytical burden placed on incoming quality control. The acid is a short-chain monocarboxylic acid that...
Propionic acid (CAS 79-09-4; CH3CH2COOH) is a C3 carboxylic acid with a molecular weight of 74.08 g/mol, a boiling point of approximately 141 °C at 101.3 kPa, and a vapour pressure of about 2.4 mm Hg at 20 °C. The vapour pressure yields a theoretical saturation concentration near 3,160 ppm...
Propionic Acid SDS & Label Compliance: GHS H-Codes Decoded Propionic acid (CAS 79-09-4; EC 201-176-3) is a short-chain carboxylic acid used in grain preservation, organic ester synthesis, polymer stabilisation, and pharmaceutical intermediates. Safety data sheets and container labels for this substance are governed by hazard statements assigned under the UN...
Is Propionic Acid a Controlled Substance? Export Control & Precursor Check—The classification is most accurately resolved when the inquiry is separated into four registers: national narcotics schedules, drug-precursor annexes, chemical-weapons schedules, and dual-use or strategic export-control lists. Propionic acid (CAS 79-09-4, EC 201-176-3, molecular formula CH₃CH₂COOH, pKa 4.87) is not...
The handling envelope for propionic acid (CAS 79-09-4, molecular weight 74.08 g/mol) in bulk storage and transfer is controlled by weak dissociation (pKa 4.87), boiling point 141.1 °C, freezing point -20.5 °C, and high polarity. Commercial streams may be 10–50 wt% aqueous preservative solutions, 85 wt% feed-grade material, or 99.5...
Propionic acid (CAS 79-09-4; C₃H₆O₂; molecular weight 74.08 g/mol) is a water-miscible, corrosive organic acid with a normal boiling point of 141.15°C at 101.3 kPa, a melting point of -20.8°C, a closed-cup flash point of 54°C under ASTM D93, and a vapour pressure of approximately 0.39 kPa at 20°C. Propionic...
Propionic Acid as a Pesticide & Pharma Intermediate: Quality Requirements Propionic acid (CAS 79-09-4, C3H6O2) is a short-chain carboxylic acid supplied as a colourless-to-pale liquid with boiling point 141 °C, flash point 52 °C closed cup, density 0.993 g/cm3 at 20 °C, and vapour pressure 0.40 kPa at 20 °C....
Propionic Acid Price by Region 2025: China vs Europe vs US Spread has become a structural benchmark rather than a temporary arbitrage signal. The spread reflects differences in feedstock position, carbon exposure, and regulatory cost. In early 2025, trade-press assessments and customs unit values indicate Chinese technical-grade material ex-works at...
Contract pricing mechanisms for propionic acid: fixed, formula and index-linked determine how feedstock and energy volatility is allocated between producer and buyer. Propionic acid, CAS 79-09-4, C₃H₆O₂, is a three-carbon carboxylic acid manufactured primarily by ethylene hydroformylation to propionaldehyde followed by oxidation. Commercial material is supplied as a clear liquid...
Propionic acid (CAS 79-09-4; CH₃CH₂COOH; molar mass 74.08 g·mol⁻¹) is a C3 carboxylic acid produced commercially through ethylene hydroformylation to propionaldehyde followed by liquid-phase oxidation. The anhydrous compound has a normal boiling point of 141.1 °C, a pKa of 4.87 at 25 °C, and a closed-cup flash point near 52...
Supply security for propionic acid—dual sourcing, buffer stock, and force majeure—is governed less by nominal market availability than by the interaction of integrated C2/C3 feedstock positions, corrosive liquid storage constraints, and regulatory lock-in across feed and food preservative applications. Propionic acid (CAS 79-09-4; CH₃CH₂COOH; molecular weight 74.08 g/mol; boiling point...
Customs Clearance Delay Playbook: Propionic Acid Classification and Documentation Errors Propionic acid (propanoic acid; CAS 79-09-4; EINECS 201-176-3; HS 2915.50) is traded as a straight acid, as an aqueous stream, and as sodium, calcium, and ammonium salts and esters that share the same six-digit HS subheading but not the same...
Third-Party Inspection for Propionic Acid: COA, Retest and Dispute Resolution Propionic acid (CAS 79-09-4, EINECS 201-176-3) is a C3 monocarboxylic acid with a molecular mass of 74.08 g/mol, a melting point of -20.8 °C, a boiling point of 141.1 °C, and a density of 0.993 g/cm³ at 20 °C. Two...
Propionic Acid: Purity, Water and Colour—Which Spec Limits Matter for the Process Propionic acid (CAS 79-09-4, E 280) entering a continuous methyl propionate esterification unit at 99.5 wt% assay may be accepted, while the same ISO tank container is quarantined at a cellulose propionate acylation train if water exceeds 0.05...
A mineral acid vs organic acid preservation: total cost comparison for stored grain, silage, and aqueous feed matrices must account for acid equivalent mass, antimicrobial activity at target pH, corrosion rate in dosing and storage circuits, vapour control, and disposal of residual anions. Propionic acid (CAS 79-09-4, CH3CH2COOH, molecular weight...
Propionic acid (CAS 79-09-4) is a three-carbon saturated carboxylic acid with a closed-cup flash point of 52 °C, a boiling point of 141 °C, a vapour pressure of approximately 0.32 kPa at 20 °C, and a pKa of 4.87. Under the harmonised CLP classification, the concentrated substance carries Flam. Liq....
Propionic acid, CAS 79-09-4, is a short-chain saturated monocarboxylic acid with a boiling point of 141.2 °C and an acid dissociation constant pKa of 4.87 at 25 °C. It functions as a feed grain preservative, a bakery mold inhibitor when incorporated as calcium or sodium propionate, and a downstream intermediate...
Propionic Acid Derivatives: Anhydride, Esters and Their Industrial Routes Industrial production of propionic acid derivatives is separated into two broad chemistries: acid-exchange or dehydration to propionic anhydride, and esterification or palladium-catalyzed carbonylation to propionate esters. The anhydride route is equilibrium-limited and sensitive to moisture, while the ester routes differ in...
Propionic acid (CAS 79-09-4; linear formula CH₃CH₂COOH; molecular weight 74.08 g/mol) is a saturated C3 monocarboxylic acid that occurs naturally in fermented feeds, ensiled forage, dairy products, and rumen fluid. Industrially it is a preservative, acidulant, and C3 building block. The following technical overview addresses what is propionic acid, its...
Propionic Acid in Daily Life: 7 Industries That Use It Every Day Propionic acid (CAS 79-09-4; CH3CH2COOH) is a short-chain carboxylic acid with a pKa of 4.88 at 25 °C. The undissociated form penetrates microbial cell membranes and releases protons in the cytoplasm, disrupting anion transport and enzyme activity. Industrial...
Propionic Acid Market Snapshot: Who Buys It and Why It Matters The procurement base for propionic acid (CAS 79-09-4) spans animal feed preservation, industrial baking, stored grain treatment, propionate salt and ester production, and pharmaceutical intermediate chemistry. The molecule is a short-chain carboxylic acid with a normal boiling point of...
