|
日期: 2025-05-04 今日: 总计: 上次:
| |
|
|
|
茶黄素 The specification for Black Tea Extract 20%
Black Tea Extract
Item |
Specification |
Batch No. |
|
Quantity |
|
Outer appearance |
Red-Brown powder |
Taste |
Astrigent |
Particle size |
100% through 80screen |
Theaflavins |
>=20% HPLC |
Catechins |
>=40% HPLC |
Caffeine |
7~9% |
Loss on drying(5h at 105℃) |
<6% |
Ash (3h at 600℃) |
<2.0% |
Heavy metals(Pb) |
<10ppm |
Arsenic(as AS2O3) |
<2ppm |
Bulk Density |
40~65g/100ml |
Total bacteria count |
<1000cfu/g |
Mold & Yeast |
<100/g |
E.Coli |
Negative |
Salmonella |
Negative |
Staphylococcus aureus |
Negative |
Quality Control |
ZCM |
| | |
|
|
|