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Polyglutamic acid fertilizer grade

Polyglutamic acid fertilizer grade

  • Description

Product Name: Polyglutamic acid fertilizer grade

CAS No:  25513-46-6 

Molecular formula:  (C5H9NO4)x 

Molecular weight:  147.129


Polyglutamic acid fertilizer grade (Gamma-GA fertiliser grade ) is a natural occurring,multi-functional, and biodegradable biopolymer. It is produced through fermentation by Bacillus subtilis using glutamic acid. PGA is consists of glutamic acid monomers crosslinked between α-amino and γ-carboxyl groups, and the molecular weight of PGA is usually between 100~1000 kDa.

It is water-soluble, edible and non-toxictowards human, and is environment friendly. It has broad applications in the fields of medicine, food, cosmetics, Agriculture, water treatment and so on.

Fertilizer (Fertiliser) grade Specification:





Loss on drying


PH (1% solution)


Total Nitrogen


Heavy metals



Packaging and storage:

25kg drums or packed as per customer's requirements

Keeping in cool place with no direct sunshine exposure and the temperature is below 20°C, the validity period is two years.

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