磷酸三钠Tri-Sodium Phosphate (TSP)
化学式： Na3PO4. nH2O (n=0,12)
分子量： 380.14
执行标准： HG/T2517-1993
性状：
外观为白色或无色粒状结晶，易风化，易溶于水，不溶于有机溶剂，水溶液呈碱反应，1%水溶液PH值为12.1，相对密度1.62，熔点73.4℃。
用途：
软水处理、日用化工、电镀磷化、印染固色、搪瓷助熔及制革脱脂等。
包装贮存：
内塑外编袋、纸袋，每袋净重25Kg、50Kg、1000Kg，贮于通风干燥处。
技术指标
|
序号
|
指标名称
|
无水物
Na3PO4 |
十二水物
Na3PO4.12H2O |
||
|
工业级
|
食品级
|
工业级
|
食品级
|
||
|
1
|
外观
|
白色粉末
|
白色粒状晶体
|
||
|
2
|
主含量%≥
|
98.0
|
98.0
|
98.0
|
98.0
|
|
3
|
五氧化二磷(以P2O5计)%≥
|
39.5
|
39.5
|
18.3
|
18.3
|
|
4
|
甲基橙碱度（以Na2O计）
|
36-40
|
36-40
|
15.5-19
|
15.5-19
|
|
5
|
硫酸盐%≤
|
|
0.25
|
0.5
|
0.5
|
|
6
|
重金属（以Pb计）%≤
|
|
0.001
|
|
0.001
|
|
7
|
砷（以As计）%≤
|
|
0.0003
|
|
0.0003
|
|
8
|
氟化物（以F计）%≤
|
|
0.005
|
|
0.005
|
|
9
|
水不溶物%≤
|
0.10
|
0.10
|
0.10
|
0.10
|
Tri-Sodium Phosphate(TSP)
Chemical formula: Na3HPO4. nH2O (n=0,12)
Molecular weight: 380.14
Standard executed: HG/T2517-93
Molecular weight: 380.14
Standard executed: HG/T2517-93
CAS Number: 7758-79-4
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 1.62g/cm3, melting point is 73.4 ℃.
Application:
Used as a water softening agent, cleaning agent in electroplating, color fixer in fabric dyeing and flux in enamel ware manufacturing and so on.
Packing and storage:
In 25kg, 50kg, 1000kg net bags, store at a cool, dry and well ventilated place.
Guaranteed Technical Specifications :
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 1.62g/cm3, melting point is 73.4 ℃.
Application:
Used as a water softening agent, cleaning agent in electroplating, color fixer in fabric dyeing and flux in enamel ware manufacturing and so on.
Packing and storage:
In 25kg, 50kg, 1000kg net bags, store at a cool, dry and well ventilated place.
Guaranteed Technical Specifications :
|
No.
|
Specifications
|
Na3PO4
|
Na3PO4 .12H2O
|
||
|
Industrial
grade |
Food
grade |
Industrial
grade |
Food
grade |
||
|
1
|
Apearance
|
white powder
|
white or colorless crystal powder
|
||
|
2
|
Main contents% ≥
|
98.0
|
98.0
|
98.0
|
98.0
|
|
3
|
Phosphorus pentoxide(P2O5)%≥
|
39.5
|
39.5
|
18.3
|
18.3
|
|
4
|
Sodium oxide, as Na2O
|
36-40
|
36-40
|
15.5-19
|
15.5-19
|
|
5
|
Sulfate, as SO4 % ≤
|
|
0.25
|
0.5
|
0.5
|
|
6
|
Heavy metal, as Pb% ≤
|
|
0.001
|
0.001
|
0.001
|
|
7
|
Arsenic, as As% ≤
|
|
0.0003
|
0.0003
|
0.0003
|
|
8
|
Fluoride as F% ≤
|
|
0.005
|
0.005
|
0.005
|
|
9
|
Water insoluble% ≤
|
0.10
|
0.10
|
0.10
|
0.10
|