SODIUM TRIPOLYPHOSPHATE (Tech Grade- International type )

◎Molecular Formula: Na₅P₃O₁₀           ◎CAS No.: 7758-29-4

◎Molecular Weight:367.86

Product Specification :

ITEMS                                 SPECS

APPEARANCE:                           White crystal powder

P2O5:                                 56%MIN.

PURITY ( as total phosphates )              94%MIN.

Sodium Orthophosphate                  1%MAX.

Sodium Metaphosphate                  1%MAX.

Sodium Pyrophosphate                   4%MAX.

WATER INSOLUBLE                       0.10% MAX

IRON (FE)                               150PPM MAX

PHASE Ⅰ:                              16—32%

Sodium Sulphate                         1.5%MAX.

Sodium Chloride                         0.5%MAX.

Fluoride                                0.3%MAX.

PH VALUE (1% SOLUTION):                 9.2-10.0

WHITENESS:                            90MIN.

BULK DENSITY:                          0.75 G/ML MIN.

Particle Size (passing through 35 mesh，%)   95.0%MIN

PHOSPHORIC ACID, 85% (FOOD GRADE)

◎Chemical Formula：H3PO4                ◎CAS: 7664-38-2

◎Appearance: liquid

Product Specification:

ITEM                                                 SPECS 

Purity                                   85%min  

Chloride                                 0.0005% max    

Heavy metals (as Pb)                       0.0005% max                  

As                                      0.00005% max                   

Sulphate(as SO4)                          0.005%max                   

Fluoride                                 0.001%max                    

H3PO3                                  0.012%max