磷酸三鈉Tri-Sodium 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)
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指標(biāo)名稱
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無水物
Na3PO4 |
十二水物
Na3PO4.12H2O |
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工業(yè)級(jí)
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食品級(jí)
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工業(yè)級(jí)
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食品級(jí)
|
||
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1
|
外觀
|
白色粉末
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白色粒狀晶體
|
||
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2
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主含量%≥
|
98.0
|
98.0
|
98.0
|
98.0
|
|
3
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五氧化二磷(以P2O5計(jì))%≥
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39.5
|
39.5
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18.3
|
18.3
|
|
4
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甲基橙堿度（以Na2O計(jì)）
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36-40
|
36-40
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15.5-19
|
15.5-19
|
|
5
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硫酸鹽%≤
|
|
0.25
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0.5
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0.5
|
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6
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重金屬（以Pb計(jì)）%≤
|
|
0.001
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|
0.001
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7
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砷（以As計(jì)）%≤
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0.0003
|
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0.0003
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8
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氟化物（以F計(jì)）%≤
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0.005
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0.005
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9
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水不溶物%≤
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0.10
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0.10
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0.10
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0.10
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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 :
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No.
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Specifications
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Na3PO4
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Na3PO4 .12H2O
|
||
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Industrial
grade |
Food
grade |
Industrial
grade |
Food
grade |
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1
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Apearance
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white powder
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white or colorless crystal powder
|
||
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2
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Main contents% ≥
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98.0
|
98.0
|
98.0
|
98.0
|
|
3
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Phosphorus pentoxide(P2O5)%≥
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39.5
|
39.5
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18.3
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18.3
|
|
4
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Sodium oxide, as Na2O
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36-40
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36-40
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15.5-19
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15.5-19
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5
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Sulfate, as SO4 % ≤
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0.25
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0.5
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0.5
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6
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Heavy metal, as Pb% ≤
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0.001
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0.001
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0.001
|
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7
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Arsenic, as As% ≤
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0.0003
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0.0003
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0.0003
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8
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Fluoride as F% ≤
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0.005
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0.005
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0.005
|
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9
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Water insoluble% ≤
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0.10
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0.10
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0.10
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0.10
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