What Is Feed Beta-Galactosidase / Lactase (EC 3.2.1.23, Aspergillus/Kluyveromyces fermentation)? Applications, Dosage, Alternatives & Specifications
Last updated: 2026-11-14 · CAS 9031-11-2 · Food Grade
- Quick facts
- Name
- Feed Beta-Galactosidase / Lactase (EC 3.2.1.23, Aspergillus/Kluyveromyces fermentation)
- CAS number
- 9031-11-2
- Grade
- Food Grade
- Certifications
- ISO 9001 · ISO 22000 · HACCP · FAMI-QS · Kosher · Halal · GMP · SGS
- Application areas
- 6
- Documentation
- COA · TDS · SDS
Overview
Feed Beta-Galactosidase / Lactase (EC 3.2.1.23, Aspergillus/Kluyveromyces fermentation) (CAS 9031-11-2) is a premium-quality digestive enzyme from ZEAL BIOTECH. Beta-galactosidase / lactase (EC 3.2.1.23) hydrolyzes lactose into glucose and galactose. Produced from Aspergillus oryzae or Kluyveromyces lactis. Manufactured under GMP conditions with full traceability. Suitable for feed additive: breaks down lactose in milk by-products (whey powder, milk replacer).
Applications
Swine Nutrition
Used in piglet, grower, and sow diets.
Poultry Feed
Included in broiler, layer, and breeder feeds.
Ruminant Feed
Used in dairy and beef cattle rations.
Aquaculture
Suitable for fish and shrimp feed formulations.
Pet Food
Included in premium pet food formulas.
Premix Manufacturing
Standard ingredient for vitamin-mineral premixes.
Specification
| Item | Specification |
|---|---|
| Product Name | Feed Beta-Galactosidase (Lactase) Preparation |
| Enzyme Commission No. | EC 3.2.1.23 |
| CAS Number | 9031-11-2 (general); 977090-11-1 (Kluyveromyces lactis) |
| Source Strains | Kluyveromyces lactis / Aspergillus oryzae / Aspergillus niger (declared) |
| Appearance | White to pale-yellow powder (or light-brown liquid), odorless, slightly sweet |
| Declared Activity | 10,000–50,000 U/g powder, exact assay on batch COA |
| Solubility | Soluble in water; insoluble in ethanol; hygroscopic powder |
| Optimum pH | 6.0–7.0 (K. lactis); 4.5–5.0 (Aspergillus) |
| Optimum Temperature | 37–60°C |
| Carrier | Maltodextrin / soluble starch / other declared feed-grade carrier |
| Loss on Drying | ≤10.0% (powder) |
| Safety / Standard | Feed-grade enzyme preparation; food side complies GB 1886.174; FAMI-QS aligned |
| Packaging | 25 kg multi-layer paper bag / fiber drum with PE liner, heat-sealed |
| Storage / Shelf Life | Cool, dry, ≤25°C, away from sunlight; 12 months (see COA) |
Packaging & Storage
- Standard Packing: 25kg net fiber drum with double PE liner.
- Sample Pack: 100g - 500g free sample in aluminum foil bag.
- Storage: Keep in tightly closed original packaging, cool, dry, well-ventilated. Protect from light and moisture.
- Shelf Life: 24 months from production date.
Quality & Certifications
Every batch tested by in-house QC lab. COA, TDS, SDS provided with each shipment.
Regulatory & Compliance
EU / FAMI-QS
Complies with EU feed additive regulations and FAMI-QS standards.
US / AAFCO
Meets FDA and AAFCO requirements for feed ingredients.
China MOA
Registered under Chinese Ministry of Agriculture feed additive regulations.
International
Kosher, Halal, ISO certified. FTA forms available.
Safety & Handling
- Hazard Class: Generally non-hazardous feed ingredient. 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
What is the MOQ?
MOQ is 1kg for trial, 25kg for regular orders. Free samples 100-500g available.
What is the shelf life?
24 months from production date when stored properly in sealed, cool, dry conditions.
What certifications are provided?
ISO 9001, ISO 22000, HACCP, FAMI-QS, Kosher, Halal, COA, SDS, TDS.
How to get a quote?
Email sales@xadditive.cn with your requirement. FOB price 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.