| ≥1 piece |
protein powder , pork collagen , Bovine collagen
hydrolyzed beef protein pure collagen powder
hydrolyzed beef protein pure collagen powder contains 18 kinds of amino acids, seven of which are necessary for human body. it has high nutritive value, excellent performance. it is widely used in food, medicine, daily-use chemical and chemical.
| index | specification | results |
| appearance | white to light yellow free flowing powder | conform |
| protein(mass fraction) | e 92% | 95% |
| ph (1% aqueous solution ) | 5.0--6.0 | 5.5 |
| moisture (mass fraction) | d 8% | 5 % |
| molecular weight | 500-3000 | 1500 |
| wavelengh/mm 450mm | e 90 | 100 |
| sulphur dioxide | d30ppm | 30ppm |
| mesh | 100mesh | 100mesh |
| salt | absent | absent |
| ashes (mass fraction) | d 2.0% | 2.0% |
| insoluble substance in water | d 0.01% | 0.01% |
| microbial tests | ||
| total bacteria count | d1000cfu | 500 cfu |
| escherichia coli | cfu (10g) | negative cfu |
| salmonella | cfu (25g) | negative cfu |
| sense | ||
| appearance appearance | pure white | |
| smell | odourless |