Specification First grade Upper grade
Appearance White crystal White crystal
Total content 99 99
Use :
Used as fire retardant, fire-proofing agent, fire-proof agent additive for wood, paper, fabric, used in manufacturing late making, medicine and radio tube, also used in phosphorus, nitrogen high efficient compound fertilizer. Upper grade is mainly used as nutrient.
Packing : 25kg woven bag with plastic liner.
Use: Used to manufacture meta-phosphate in medical and food industry.Used as a high effective K and P compound fertilizer .It contains totally 86% fertilizer elements,used as a basic raw material for N,P and K compound fertilizer.
Packing: 25kg woven bag with plastic liner.
Specification First grade Upper grade
Appearance White crystal White crystal
Total content % í¦99 í¦99
P2O5 content % í¦61 í¦61
N content % í¦12 í¦12
Moisture % í_0.2 í_0.2
Water insoluble matters % í_0.1 í_0.1
Heavy metal ( base on Pb ) % -- í_0.001
As ( base on As ) % -- í_0.0003
Fluoride ( base on F ) % -- í_0.005
Use : Used as fire retardant, fire-proofing agent, fire-proof agent additive for wood, paper, fabric, used in manufacturing late making, medicine and radio tube, also used in phosphorus, nitrogen high efficient compound fertilizer. Upper grade is mainly used as nutrient.
Packing : 25kg woven bag with plastic liner.
Item Upper Grade
Appearance White powder
Na2H2P2O7 %í¦95.0
pH value 4.0í+0.5
Water insoluble % í_1.0
Heavy metal ( base on Pb ) % í_ 0.001
Arsenic ( base on As ) % í_0.0003
Fluoride ( base on F ) % í_0.005
Useú¦It acts as a buffer, leaven, modifier, emulsifier, nutrient and canning preservative in foods. It also can be used in oil drilling as dispersant agent.
Packingú¦25kg woven bag with plastic liner.
