1.Chemical name Tetra PotassiumPyrophosphate (TKPP)
2.Molecular formula: K4P2O7
3.Cas No.:7320-34-5
4.Molecular weight:330
5.Character :Anhydrous tetra potassium phosphate is in white powder or granular. Relative density 2.534 g/cm3 and melting point 1109ºC; It is apt to absorb humidity in the open air to deliquescent; Soluble in water but insoluble in ethanol, and at 25ºC, its solubility in water is 187g/100g water; It can chelate with alkaline metal ions or heavy metalions.
6.Usage:It is applied to electroplating without cyanate, industrial or household detergents; It can be used as a buffering reagent as well as stabilizer for hydrogen perxide; It can also be used as dispersion agent for ceramic, clay, latex and pigments etc.
7.Packing:Packaging:Plastic woven bag or kraft bag, net weight 25kg. Besides, we can pack the goods according to the requirement of the client.
8.Storage and transportation:It should be stored in a dry and ventilative warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.
| No. |
Specifications |
Unit |
Food Grade Standard |
| 1 |
Main contents K4P2O7 |
% |
≥96.5 |
| 2 |
Plumbum (Pb) |
mg / kg |
≤2 |
| 3 |
pH of 1% water solution |
|
10.5±0.5 |
| 4 |
Heavy Metal (as Pb) |
mg / kg |
≤10 |
| 5 |
Arsnic(As) |
mg / kg |
≤10 |
| 6 |
Fluoride (F) |
mg / kg |
≤10 |
| 7 |
Water insoluble |
|
0.5 |
| 8 |
Water Insoluble |
% |
≤0.2 |
| Potassium pyrophosphate Basic information |
| Product description Identification test Content Analysis Toxicity Limited use Chemical Properties Uses Production method |
| Product Name: |
Potassium pyrophosphate |
| Synonyms: |
Potassium pyrophospate trihydrate;OTASSIUM PYRO PHOSPHATE/TKPP;Tetrakaliumpyrophosphat;POTASSIUM PYROPHOSPHATEPOTASSIUM PYROPHOSPHATEPOTASSIUM PYROPHOSPHATEPOTASSIUM PYROPHOSPHATE;Potassium Diphosphate Potassium Pyrophosphate;Potassium pyrophosphate tetrabasic;PYROPHOSPHATE TETRAPOTASSIUM*PRACTICAL GRADE;TetraPotassiumPyrophosphateTechGrade |
| CAS: |
7320-34-5 |
| MF: |
K4O7P2 |
| MW: |
330.336522 |
| EINECS: |
230-785-7 |
| Product Categories: |
Food Additives;Inorganics;7320-34-5 |
| Mol File: |
7320-34-5.mol |
| |
| |
| Potassium pyrophosphate Chemical Properties |
| Melting point |
1300 °C (lit.) |
| density |
2.33 |
| form |
Powder |
| color |
White |
| Odor |
Odorless |
| PH |
pH (40g/l, 25ºC) : 10.0~11.0 |
| PH Range |
10 |
| Water Solubility |
SOLUBLE |
| Sensitive |
Hygroscopic |
| Merck |
14,7663 |
| CAS DataBase Reference |
7320-34-5(CAS DataBase Reference) |
| EPA Substance Registry System |
Tetrapotassium pyrophosphate (7320-34-5) |
| Hazard Codes |
Xi |
| Risk Statements |
36/37/38-36 |
| Safety Statements |
26-36-22 |
| WGK Germany |
2 |
| RTECS |
JL6735000 |
| TSCA |
Yes |
| HS Code |
28353990 |
| Toxicity |
LD50 skin in rabbit: > 4640mg/kg |
Packing&Shipping
FAQ
Q1.What's the payment terms?
We could accept T/T, L/C, DP payment terms.
Q2.How about the different index of products in same application?
Specifications can be customized according to your application.
Q3.How about the samples of products?
We can provide free samples under 2Kg(not including freight charge).
Q4.How about the price of products?
Our products are chemical synthesis got from underground brine, which is available for a variety of usage. Our products are high purity with good quality, and the price is based on different specification and quantity.
Q5.What's the shelf life for the cargoes?
Our product's shelf life is 2 years, which is based on dry and ventilated storage.
Q6.What's the package of the cargoes?
20kg/25kg woven bags, within plastic bags, or as customized.
Q7.What's the delivery time?
We usually deliver the cargoes within 10~20 days after receiving customer's payment or original L/C.
Q8.Which documents can we supply?
Commercial Invoice, Packing List, Certificate of Analysis, Certificate of Origin (FORM E), Bill of Loading, ISO etc.
The documents will be sent by Express within 24 hours against your full payment.
Q9.Why do you choose us?
We accept safe and diversified payment terms.
We supply a price trend to ensure clients know marketing information in time. We will take charge of 100% responsibility for
quality issue. We strive to create value for each customer we serve by meeting their unique needs and providing solutions to solve their problems and achieve their objectives.
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