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What Is Coated Sodium Butyrate 30% Slow-Release Feed Additive? Applications, Dosage, Alternatives & Specifications

Last updated: 2026-11-14 · CAS 156-54-7 · Food Grade

Quick facts
Name
Coated Sodium Butyrate 30% Slow-Release Feed Additive
CAS number
156-54-7
Grade
Food Grade
Certifications
ISO 9001 · ISO 22000 · HACCP · FAMI-QS · Kosher · Halal · GMP · SGS
Application areas
2
Documentation
COA · TDS · SDS

Overview

Coated Sodium Butyrate, also known as encapsulated sodium butyrate, is a feed additive produced by coating sodium butyrate (Sodium Butyrate, CAS: 156–54–7) core material with specific coating materials (such as palm oil, sodium carboxymethyl cellulose, chitosan, hydroxypropyl methylcellulose, etc.) through fluidized bed bottom-spray coating, microencapsulation, and other processes, resulting in a gastrointestinal-resistant, targeted sustained-release feed additive. The active component butyric acid has the characteristics of both lipid and water solubility and strong penetrability, which can promote intestinal epithelial absorption in livestock and poultry, balance intracellular pH and microecology. Coated sodium butyrate belongs to the butyrate additive category and is recognized as a highly promising antibiotic substitute. Butyric acid is an important mediator between microbiota and the host, a key regulator, and the primary energy source for the intestine, with effects on increasing feed intake and enhancing immune function. However, untreated sodium butyrate has a pungent odor that significantly affects feed processing and farmer satisfaction. Coating technology effectively masks the odor through physical barriers, prevents deliquescence, protects sodium butyrate from loss during feed processing, and prevents its loss in the crop of poultry and the stomach of pigs, allowing it to reach the posterior small intestine and cover the entire intestinal tract.

Coated sodium butyrate can be divided into the following main varieties by coating process, content specification, and application scenario: Series

English Name

Applications

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Pigs

Coated sodium butyrate is most widely used in pig production, particularly for weaned piglets.

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Other Animals

Coated sodium butyrate can also be applied to pet, calf, and other animal feeds to improve intestinal health and enhance immunity.

Specification

TypeContent RequirementMain Characteristics
Typical Applications
Coated Sodium Butyrate 30%Sodium butyrate ≥30%White microencapsulated spheres, odorless
General pig and poultry use
Coated Sodium Butyrate 50%Sodium butyrate ≥50%Uniform coating
Livestock and poultry farming
Coated Sodium Butyrate 70H≥70%High-content coated
Pig intestinal health
Coated Sodium Butyrate 90%≥90%High-content granules
Premium feed formulations
Sustained-Release Coated Sodium ButyrateProduct-dependentDouble/multi-layer coating
Full-intestinal targeted sustained release
3.3 Typical Technical SpecificationsParameterSpecification Range
Test Method
AppearanceOff-white or light yellow granulesVisual
Sodium Butyrate Content (as C4H7O2Na)≥30.0%HPLC
Moisture≤10.0%GB/T 6435
Release Rate (after 2h in artificial gastric fluid)≤30.0%Release rate assay
Release Rate (after 12h in artificial intestinal fluid)≥60.0%Release rate assay
Total Arsenic (As)Compliant with standardGB/T 13079
Lead (Pb)Compliant with standardGB/T 13080
Particle SizeCompliant with standardGB/T 5917.1
Shelf Life24 months—
Packaging Specifications25 kg/bag—
4. Product Application Fields

Packaging & Storage

  • Packing: 25kg net fiber drum with double PE liner.
  • Sample: 100-500g free sample available.
  • Storage: Keep in tightly closed packaging, cool, dry, well-ventilated. Protect from light and moisture.
  • Shelf Life: 24 months from production date.

Quality & Certifications

ISO 9001 ISO 22000 HACCP FAMI-QS Kosher Halal GMP SGS

Every batch tested by in-house QC lab. COA, TDS, SDS provided with each shipment.

Regulatory & Compliance

EU

Complies with EU regulations and FAMI-QS standards.

USA

Meets FDA and AAFCO requirements.

China

Registered under Chinese MOA regulations.

International

Kosher, Halal, ISO certified. FTA forms available.

Safety & Handling

  • Hazard Class: Generally non-hazardous. Refer to SDS for details.
  • Storage: Room temperature, dry, sealed. Avoid strong oxidizers.
  • Transport: Non-dangerous goods. Standard sea/air freight.
  • SDS: Available on request at sales@xadditive.cn.

Frequently asked questions

MOQ?

MOQ is 1kg for trial, 25kg for regular orders. Free samples available.

Shelf life?

24 months from production date when stored properly.

Certifications?

ISO 9001, ISO 22000, HACCP, FAMI-QS, Kosher, Halal, COA, SDS, TDS.

How to get quote?

Email sales@xadditive.cn with your requirement. Reply within 30 minutes.

Request a quote & COA

Ask for the current specification sheet, a COA sample and a bulk quotation — reply within 30 minutes on working days.

sales@xadditive.cn Full product page & pricing