STPP Suppliers, STPP Manufacturers.
? factory offer best price STPP? sodium tripolyphosphate????
1.Characters:
CAS?No:?7758-29-4?
EC No:231-838-7?
Molecular?Formula:?Na5P3O10?
Molecular?Weight:?367.86?
Melting?Point:622°C?
Apearance:White?or?colorless?crystal?powder.
Standard?executed:?GB/T9983-2004(technical?grade),
???????????????????????????????????QB1034-91(food?grade)
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2.Specification:
Indexes | Industrial?Grade | Food?Grade |
Assay?Na5P3O10?%?≥ | 94.0 | 94.0 |
P2?O?5?%?≥ | 57.0 | 57.0 |
Water?Insoluble?Matter?%?≤ | 0.10 | 0.05 |
Iron(Fe)?%?≤ | 0.01 | 0.015 |
PH?value?(1%?water?solution) | 9.2-10.0 | 9.5-10.0 |
Heavy?Metal?(as?Pb)?%?≤ | ? | 0.001 |
Arsenic?(As)?%?≤ | ? | 0.0003 |
Fluoride?(F)?%?≤ | ? | 0.003 |
Ignition?loss | 1.0 | / |
density?(g/cm3) | 0.35-0.9 | 0.35-0.9 |
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3.Properties:
White?powder?or?granular;Easily?soluble?in?water;It?has?got?salient?chelating?
capacity?to?Ca?and?Mg?ions.and?soften?hard?water?to?make?suspension?solution?become?
into?clear?solution;it?has?got?weak?alkalinity?but?no?corrosiveness.
It?is?a?surfactant,and?has?got?outstanding?emulsification?to?lubricants?and?fat.
4.Application:?
1)Used?in?detergent,?synergist?for?soap;?water?softener;?tanning?agent?for?leather?making,?
auxiliary?for?dyeing;?As?an?effective?dispersion?agent?for?suspension?solutions?of?coatings,?
kaolin,?magnesium?oxide,?calcium?carbonate?and?drilling?mud?etc.;?
2)As?an?oil?contamination?resistance?agent?in?paper?production.?
2)In?foodstuff?industry?it?is?used?as?quality?improver?in?the?process?of?canned?food,?fruit?juice?drinks,?
foodstuffs?from?milk?or?soybeans.?
4)It?may?tender?the?meat?in?canned?ham?and?soften?the?skin?of?horse?bean?in?canned?horse?bean.?
5)It?may?also?serves?as?a?softener?or?densifier?in?foodstuff?industry.
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5.Pakage:25kg/pp?bag?21MT/20'FCL
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6.Storge:Store?at?a?cool,?dry?and?well?ventileated?place
ZHENGZHOU CLEAN CHEMICAL CO.LTD.
TEL:86-371-66611979
FAX:86-371-66611971
Company： |
Zhengzhou Clean Chemical Co.,LTD. |
E-mail： |
chem@netsun.com |
Address： |
No.59,Dongda Street,zhengzhou city,450000,china |
Zip Code： |
450000 |
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