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Calcium nitrite

Technical standard : Q/140706CSC001-2005
Molecular Formula:  Ca(NO2)2
Molecular Weight:  132
Property: White powder. This product is easy to absorb moisture, No taste, soluble in water solution was Light yellow Liquid, toxic, and its water-soluble Liquid has all the characteristics.
Use: This product is mainly used as main raw material for cement admixtures Concrete, Concrete Antifreeze can be configured, steel rust inhibitor, early strength agent. This product can also be used for heavy cleaning, lubricating oil and chemicals to the fields of organic synthesis.
 1, Antifreeze: Concrete mixing can reduce the freezing point of the construction of up to -25 ° C minimum temperature in the negative temperature conditions, can promote the mineral components of cement hydration reaction, a new generation of low-alkali chloride antifreeze.
2, Steel corrosion inhibitors: the passivation of the steel has excellent corrosion resistance and protection, Concrete adding 2-3% of the Calcium nitrite can make buildings and structures to extend the life of 20-50 years.
 3, Compound early strength agent can be configured; improve Concrete's strength and reduce the amount of cement and shorten the construction period.
  This product is fundamentally overcome Concrete alkali-aggregate reaction and the electrochemical corrosion defects and Concrete physical power performance and durability, access to quality Concrete
Package: 25/50KGwoven bags or packed according to the requirements of customers.
Quality  Standard:

Item

Index

Excellent products

First class products

Qualified products

 Calcium nitrite[Ca(NO2)2dry base]

≥94%

≥92%

≥90%

 Calcium nitrate[Ca(NO2)2dry base]

<4.5%

<5%

<6%

Hydrogen Calcium oxides[Ca(NO2)2dry base]

<1.0%

<1.0%

 <1.0%

Moisture

<1.0%

<1.0%

<1.0%

Water insoluble content

<0.6%

<1.0%

<1.0%

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