- Food Additives[10]
- Feed Additives[2]
- Organic Intermediate[1]
- Daily Chemicals[10]
- Pharmaceutical[10]
- Skin Toner[1]
- Biological Fertilizer[5]
- Plant Extract[3]
- Other Skin Care Products[10]
- Other Beauty & Personal Care Products[1]
- Other Fertilizers[1]
- Compound Fertilizer[2]
- Animal Feed[1]
- Water Treatment[3]
- Contact Person : Ms. Meng Xiangjing
- Company Name : Shandong Freda Biotechnology Co., Ltd.
- Tel : 86-531-81213308
- Fax : 86-531-81213113
- Address : Shandong,Jinan,No. 789 Coastal Street, Linyi Linshu
- Country/Region : China
agriculture PGA-gamma poly glutamic acid
agriculture PGA-gamma poly glutamic acid
SPECIFICATION of PGA
ITEM | SPECIFICATION |
Physical Appearance | White to off-white, free-flow powders |
Purity (γ-PGA) | ≥ 90% |
Molecular Weight | 200~400 kD (LW) 700~1000 kD(HW) |
LD(Loss on Drying) | 10% max., by automatic infrared analyzer |
pH | 5.0~7.0 |
Clarity, OD400 (4% aq. sol’n) | 0.07 max. |
Heavy metals (total as Pb) | 10 ppm max. |
TPC (cpu/g) | 500 max. |
E.coli | Negative |
Salmonella | Negative |
PGA Packaging and storage
l γ-PGA pure powder for Medicine, Food, or Cosmetic.
l γ-PGA broth powder for Agriculture.
l 100g,1kg,10L, or or packed to customer’s requirement.
Keeping in cool place with no direct sunshine exposure and the temperature is below 20 the validity period is two years.
agriculture PGA-gamma poly glutamic acid
