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Sichuan Shifang Chuanhong Phosphorus Chemical Industry Co.,Ltd

Trisodium Phosphate Anhydrous(ATSP)

Chemical formula: Na3PO4
Molecular weight: 163.97
Properties: White or yellow powder, soluble in water easily, but not in organic solvent, water solution is alkaline. pH of 1% water solution is12.1. Relative density is 2.537, melting point is 134 degree centigrade.
Technical Specification:
1.Industrial grade:
(1)Appearance: White powder (2)Main content: 98.0% min. (3)Na2O: 36-40% (4)P2O5
Disodium Phosphate Anhydrous(ADSP)

Chemical formula: Na2HPO4
Molecular weight: 141.98
Properties: White powder, soluble in water easily, water solution is alkaline. pH of 1% water solution is 8.8-9.2
Technical Specification:
1.Industrial grade:
(1)Appearance: White powder (2)Main content: 98.0% min. (3)P2O5: 49.0% min. (4)pH of 1% water solution: 8.8-9.2 (5)Water insoluble: 0.1% max. (6)Sieve test(Through 60 mesh): 90.0% min
Monosodium Phosphate Anhydrous(AMSP)

Chemical formula: NaH2PO4
Molecular weight: 120.01
Properties: White powder, soluble in water easily, water solution is acid. pH of 1% water solution is 4.5
Technical Specification:
1.Industrial grade:
(1)Appearance: White powder (2)Main content: 98.0% min. (3)P2O5: 58.0% min. (4)pH of 1% water solution: 4.2-4.8 (5)Water insoluble: 0.1% max. (6)Sieve test(Through 60 mesh): 90.0% min.
2
Trisodium Phosphate(TSP)

Chemical formula: Na3PO4.12H2O
Molecular weight: 380.14
Standard executed: HG/T2517-93
Properties: White or colorless crystals, efflorescent in air, easily soluble in water but not in organic solution. Its water solution is alkaline. pH value of 1% solution is 12.1, relative density at 1.62, melting point is 73.4 degree centigrade.
Technical Specifications:
1.Industrial grade:
(1)Main cont
Dipotassium Phosphate(DKP)

Chemical formula: K2HPO4.3H2O
Molecular weight: 228.23
Standard executed: Q/70894764 03-1998
Properties: White or colorless crystals or powder, easy to absorb moisture, easy to dissolve in water and slightly dissolve in alcohol, its water solution is slightly alkaline. The relative density of anhydrous crystals is 2.338.Dehydration of molecular is at 204 degree centigrade.
Technical Specif
Monopotassium Phosphate(MKP)

Chemical formula: KH2PO4
Molecular weight: 136.09
Standard executed: HG/T2321-1992
Properties: White or colorless crystal, easily soluble in water, relative density at 2.338, melting point at 252.6 degree centigrade, and PH value of 1% water solution is 4.5.
Technical specifications:
1.Industrial grade:
(1)Main content: 99.0% min. (2)P2O5: 51.5% min. (3)K2O: 34.0% min. (4)pH of 1% water so
Diammonium Phosphate(DAP)

Chemical formula: (NH4)2HPO4
Molecular weight: 132.0
Standard executed: Q/62089823-7.1-2002
Properties: White granular crystal, relative density is 1.619, melting point is 155 degree centigrade, soluble in water easily, insoluble in alcohol, turn into Monoammonium Phosphate by losing ammonium gradually when exposed in the air, pH value of 1% solution is 8.0
Technical Specification:
1.Indust
Monoammonium Phosphate(MAP)

Chemical formula: NH4H2PO4
Molecular weight: 115.0
Standard executed: Q/62089823-7.1-2002
Properties: White granular crystal; relative density is 1.803(19 degree centigrade), melting point is 190 degree centigrade, easily soluble in water, slightly soluble in alcohol, insoluble in acetone, pH value of 1% water solution is 4.5
Technical specifications:
1.Industrial grade:
(1)Main content:
Sodium Tripolyphosphate(STPP)

Chemical formula: Na5P3O10
Molecular weight: 367.86
Standard executed: GB9983-88
Properties: White microdot powder with luster, melting point at 622 degree centigrade, easily soluble in water, with remarkable chelating ability to some metal ions such as Ca2+, Mg2+, can soften hard water, change suspension into solution, slightly alkaline, without causticity.
Technical Specifications:
1.Indu
Sodium Hexametaphosphate(SHMP)

Chemical formula: (NaPO3)6
Molecular weight: 611.82
Standard executed: HG/T2837-1997
Properties: White powder, relative density is 2.484 (20 degree centigrade), easily soluble in water, but not in organic solution, absorbent to dampness, and turn sticky when absorbed dampness in air. It is possible to form solvent compound with metallic ions such as Ca, Ba, Mg, Cu and Fe; It is a fine agent for

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