Shandong Freda Biotechnology Co., Ltd.
Main products:Natamycin,Gamma poly glutamic acid,Pullulan,Nisin,Xanthan gum
Products
Contact Us
  • 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
Product Detailed
agriculture PGA-gamma poly glutamic acid 1,offer free sample 2,China biggest manufacture for PGA 3,used in agriculture

      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



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