磷酸三鈉Tri Phosphate (TSP)
化學(xué)式: Na3PO4. nH2O (n=0,12)
分子量: 380.14
執(zhí)行標(biāo)準(zhǔn): HG/T2517-1993
性狀:
外觀為白色或無(wú)色粒狀結(jié)晶,易風(fēng)化,易溶于水,不溶于有機(jī)溶劑,水溶液呈堿反應(yīng),1%水溶液PH值為12.1,相對(duì)密度1.62,熔點(diǎn)73.4℃。
用途:
軟水處理、日用化工、電鍍磷化、印染固色、搪瓷助熔及制革脫脂等。
包裝貯存:
內(nèi)塑外編袋、紙袋,每袋凈重25Kg、50Kg、1000Kg,貯于通風(fēng)干燥處。
技術(shù)指標(biāo)
序號(hào)
|
指標(biāo)名稱
|
無(wú)水物
Na3PO4
|
十二水物
Na3PO4.12H2O
|
工業(yè)級(jí)
|
食品級(jí)
|
工業(yè)級(jí)
|
食品級(jí)
|
1
|
外觀
|
白色粉末
|
白色粒狀晶體
|
2
|
主含量%≥
|
98.0
|
98.0
|
98.0
|
98.0
|
3
|
五氧化二磷(以P2O5計(jì))%≥
|
39.5
|
39.5
|
18.3
|
18.3
|
4
|
甲基橙堿度(以Na2O計(jì))
|
36-40
|
36-40
|
15.5-19
|
15.5-19
|
5
|
硫酸鹽%≤
|
|
0.25
|
0.5
|
0.5
|
6
|
重金屬(以Pb計(jì))%≤
|
|
0.001
|
|
0.001
|
7
|
砷(以As計(jì))%≤
|
|
0.0003
|
|
0.0003
|
8
|
氟化物(以F計(jì))%≤
|
|
0.005
|
|
0.005
|
9
|
水不溶物%≤
|
0.10
|
0.10
|
0.10
|
0.10
|
(TSP)
Chemical formula: Na3HPO4. nH2O (n=0,12)
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 :
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
|