

Papain with CAS 9001-73-4
What is Papain?
Papain is a natural proteolytic enzyme extracted from the latex of unripe papaya fruit (Carica papaya). As a powerful protein-digesting enzyme, papain has been widely used across multiple industries for decades.
Runtai Chemical supplies premium quality papain enzyme powder with high activity levels, ensuring optimal performance in various applications. Our papain products are manufactured under strict quality control standards, meeting both food grade and pharmaceutical grade specifications.
Runtai Chemical is a professional and reliable China manufacturer of Papain with CAS 9001-73-4 with higher purity and lower price. If you are interested in our Papain, PLS free to contact us for a free sample!
Product Advantages
- High Enzymatic Activity: superior proteolytic activity, ensuring effective protein breakdown and optimal performance in all applications.
- Premium Quality Standards: Manufactured following GMP guidelines with rigorous quality testing. Superior thermal stability and long shelf life under proper storage conditions.
- Natural & Safe: Extracted from natural papaya fruit, our papain is non-GMO, allergen-free, and suitable for clean label formulations.
- Global Export Experience: Runtai Chemical has extensive experience in international trade with professional export services, proper documentation, and reliable logistics to ensure timely delivery worldwide.
Papain Quick details
- Chemical Name:Papain
- CAS No.: 9001-73-4
- EINECS: 232-627-2
- Molecular Formula: C9H14N4O3
- Molecular weight:226.23246
- Appearance:White fine powder
- Assay: 50000 u/g~3000000 u/g
- Synonyms:Papain Coarse-enzyme;Papain;Velardon;Vermizym;Papain, for biochemistry;papain from carica papaya;papain from papaya latex;PAPAIN,POWDER,PURIFIED
Papain Typical Properties
| Item | Specification | Results |
| Appearance | White powder | Conforms |
| Odor | Free of offensive odours | Conforms |
| Activity of enzyme | 200,000 u/g | 213,000 u/g |
| Loss on drying | ≤ 5% | 3.1% |
| Residue on ignition | ≤ 5% | 2.3% |
| Heavy metas(Pb) | ≤ 5ppm | <5ppm |
| Heavy metals(As) | ≤ 3ppm | <3ppm |
| Total bacterial count | ≤1000CFU/g | Conforms |
| Total yeast and mold | ≤100CFU/g | Conforms |
| Coliforms | <30cfu/g | <30cfu/g |
| Salmonella | Absent in 25g | N.D. |
| E.Coli | Absent in 10g | N.D. |
| Conclusion | The results conforms with enterprise standards | |
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Papain Applications
- Food Industry: Meat tenderizer, beer clarification, protein hydrolysis, cheese making, baking improver, and food processing aid.
- Pharmaceutical: Digestive supplements, wound healing products, anti-inflammatory medications, and protein digestion aids.
- Cosmetics: Exfoliating skincare products, anti-aging creams, skin brightening formulations, and enzymatic peels.
- Industrial: Leather tanning, textile processing, detergent manufacturing, and biotechnology research applications.
- Animal Feed: Feed additive for improved protein digestion and nutrient absorption in livestock and aquaculture.
- Research: Cell culture, tissue dissociation, protein purification, and various laboratory analytical procedures.
Papain Package & Storage
- Package: 1kg/bag;25kg/drum
- Storage: Store in a cool place and keep it sealed to avoid direct sunlight.
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