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Potassium pyrophosphate cas 7320-34-5

Price 7 USD ($)/ Kilograms

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MOQ : 500 Kilograms

Potassium pyrophosphate cas 7320-34-5 Specification

Ph Level
pH (40g/l, 25) : 10.011.0

Smell
Other

Molecular Formula
K4O7P2

Physical Form
Powder

Storage
Other

EINECS No
230-785-7

Usage
1. It is mainly used in cyanide-free electroplating, replacing sodium cyanide as a complexing agent for electroplating. It is also used as a pre-treatment agent for electroplating and a pyrophosphate electroplating solution. It is used to prepare detergent components for clothing, metal surface cleaning agents and bottle cleaning components, and additives for various cleaning agents. It is used as a clay dispersant in the ceramic industry, a dispersant and buffer for pigments and dyes. It is used in the bleaching and dyeing industry to remove a small amount of trivalent iron ions in water to improve the quality of bleaching and dyeing. 2. Analytical reagents, hydrogen peroxide stabilizer, electroplating, soap filler. 3. Used for cyanide-free electroplating, dyeing, refined clay, etc. 4. Used as analytical reagents, hydrogen peroxide stabilizers and fillers for soaps 5. In the food industry, it is used as an emulsifier, texturizer, chelating agent, and also as a raw material for alkaline water for flour products. It is often used in combination with other condensed phosphates, and is usually used to prevent the formation of struvite in canned seafood, prevent canned fruit from changing color, increase the expansion of ice cream, the yield of ham and sausage, and the water retention of ground fish, improve the taste of flour and increase the yield, and prevent cheese from aging, etc.

Taste
Other

Density
2.33

CAS No
7320-34-5

Appearance
White Powder

Shelf Life
2 Years

Melting Point
1300 C

Shape
other

Molecular Weight
330.336522

HS Code
28353990

Potassium pyrophosphate cas 7320-34-5 Trade Information

Minimum Order Quantity
500 Kilograms

Payment Terms
Telegraphic Transfer (T/T), Western Union, Letter of Credit (L/C)

Packaging Details
based on customer's needs

Main Export Market(s)
Asia, Australia, Central America, North America, South America, Eastern Europe, Western Europe, Middle East, Africa

Main Domestic Market
All India

About Potassium pyrophosphate cas 7320-34-5

Potassium pyrophosphate, also known as tetrapotassium pyrophosphate, is obtained by melting dipotassium hydrogen phosphate and losing water molecules. It is a white crystalline powder or granules at room temperature. It has strong hygroscopicity in the air and is easily soluble in water, but insoluble in ethanol. The aqueous solution is alkaline and has the effect of inhibiting food spoilage and fermentation. The pH value of 1% aqueous solution is about 10.5. The solubility of potassium pyrophosphate in 100g water at 25C is 187g. It is hydrolyzed into potassium phosphate in acid or alkaline solution and mixed with water to form a viscous slurry. It is often used in combination with other condensed phosphates. For example, a binder for ham and sausage is prepared by mixing potassium pyrophosphate 10%, sodium pyrophosphate 10%, potassium polyphosphate 30%, sodium polyphosphate 30%, and sodium metaphosphate 20%. It is usually used to prevent struvite from forming in canned aquatic products, prevent discoloration of canned fruit, increase the expansion of ice cream, extract the amount of coffee raw materials, the yield of ham and sausage, enhance the water holding capacity of fish, improve the taste of noodles and increase the yield, prevent cheese aging, etc. In order to make the electroplating layer smooth and firm, the formula of electroplating solution in industrial production is often very complicated. In the past, cyanide was often used as a complexing agent to prepare electroplating solution. However, since CN- is highly toxic, it is very harmful to the health of electroplating workers. At the same time, the discharge of sewage and waste gas containing CN- also seriously pollutes the environment. Therefore, electroplating now mainly uses cyanide-free electroplating, and this complexing agent that replaces cyanide is potassium pyrophosphate.

Versatile Industrial Applications

Potassium pyrophosphate is prominent in various industries for its complexing, dispersing, and stabilizing properties. In electroplating, it is favored for being cyanide-free, thereby increasing workplace safety while ensuring effective metal deposition. Its application in ceramics, detergents, and pigment industries exemplifies its role as a reliable dispersant and cleaning agent.

Food Industry Benefits

In the food sector, potassium pyrophosphate is valued as an emulsifier, texturizer, and chelating agent. It enhances product texture, prolongs shelf life, and prevents undesirable changes in foods such as canned seafood and fruits. Its usage improves water retention in fish and meats, and prevents cheese from aging, making it a multifunctional food additive.

FAQ's of Potassium pyrophosphate cas 7320-34-5:

Q: How is potassium pyrophosphate commonly used in electroplating?

A: Potassium pyrophosphate is primarily used in cyanide-free electroplating as an effective complexing agent. By replacing sodium cyanide, it enhances safety and environmental standards while ensuring a consistent metal deposit on various surfaces.

Q: What benefits does potassium pyrophosphate provide in the food industry?

A: In the food industry, potassium pyrophosphate acts as an emulsifier, texturizer, and chelating agent. It helps prevent struvite formation in canned seafood, improves the expansion of ice cream, increases ham and sausage yield, and enhances the water retention in ground fish, thus improving product texture and appearance.

Q: Where else, apart from food and electroplating, is this chemical utilized?

A: Apart from food processing and plating, potassium pyrophosphate is widely applied as a dispersant in the ceramic industry, a pigment and dye buffer, a bottle and metal surface cleaning agent, a soap filler, and a hydrogen peroxide stabilizer, making it versatile across several sectors.

Q: What process is used to apply potassium pyrophosphate in cleaning applications?

A: In cleaning, potassium pyrophosphate is incorporated into detergents and metal surface cleaning formulations thanks to its strong dispersing and chelating properties, which efficiently remove residues, preventing metal ion build-up and promoting thorough cleansing.

Q: When should potassium pyrophosphate be preferred over other phosphates?

A: Potassium pyrophosphate is preferred when a strong complexing or dispersing agent is required, and especially in contexts where cyanide compounds need to be avoided for safety reasons, such as in cyanide-free electroplating or food production.

Q: What is the typical shelf life of potassium pyrophosphate, and how should it be stored?

A: With a typical shelf life of 2 years, potassium pyrophosphate should be stored in a tightly sealed container in a cool, dry location away from incompatible substances to preserve its quality and efficacy.

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