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YOTECH AMINO ACID FACTORY (R&D) OF SUZHOU
YOTECH FINE CHEMICAL OF SUZHOU

Product  

 


Potassium Fluorozirconate

Molecular formula: K2ZrF6        Molecular weight : 283.41

Uses: Used for the metal zirconium, zirconium compounds, Iron alloy, magnesium alloy, steel and non-ferrous alloys, and atomic energy industry, and advanced electrical materials, refractories, electric vacuum technology, materials, fireworks, ceramics, enamel and glass production.
Property:Colorless or white orthorhombic needle-like crystals. Specific gravity 3.48 Melting point: 840 ℃. Soluble in water, soluble in cold water, insoluble in ammonia, air stable, non-hygroscopic, red heat without weight loss, the crystallization of hard, toxic!

CAS#: 16923-95-8          Customs No.: 2826909090            MSDS: YF0405-04          Risk No.: 61517

Product specification

Electronic-grade

Export grade

Industrial grade

Standard

Yotech Standard

Yotech Standard

Yotech Standard

Assay (K2ZrF6)        %

≥99.5

≥99.0

≥98.0

Chloride (Cl)          %

≤0.01 

≤0.05 

≤0.2 

Fe               %

≤0.0005 

≤0.002 

≤0.02 

Heavy metal (Pb)          %

≤0.0005 

≤0.002 

≤0.005 

Free acid (as HF)     %

≤0.001 

≤0.002 

≤0.05 

Sulfate (SO42-)       %

≤0.002 

≤0.005 

≤0.02 

Zr(HF)O2            %

43.3-43.7 

43.0-43.5 

42.5-43.2 

Phosphate (PO43-)       %

≤0.01 

≤0.005 

--

Zr              %

≥31.5 

≥31.5 

≥31.0 

Na              %

≤0.05 

≤0.10 

≤0.20 

Ti              %

≤0.001 

≤0.005 

≤0.01 

Silicon (SiO2)            %

≤0.05 

≤0.10 

≤0.20 

Water insoluble             %

≤0.05 

≤0.10 

≤0.25 

Residue on Ignition            %

≤0.02 

≤0.4 

≤1.0 

PH value (5% Aq. solution)

5.5-6.5

5.5-6.5

5.5-6.5

Intermediate inspection

Appearance Identification

white crystalline powder

white crystalline powder

white crystalline powder

Loss on dry (105℃/2H)  %

≤0.1 

≤0.2 

≤0.5 

Whiteness (70-90umGranularity)   %

≥95 

≥90 

≥80 

Foreign substance detection

≤1mm/10

≤1mm/10

≤1mm/10

Granularity (U.S.SCREEN)    mesh

90% pass 40-150 mesh

90% pass 40-150 mesh

不檢

Shelf life year

Two years

Two years

Two years

Supply reference

Production process

Refined

synthesis of Fluorozirconate acid

synthesis of Potassium chloride

Packing

25KG composite paper bag five layers/16T/(20')FCL

25KG composite paper bag four-layer /16T/(20')FCL

25KG composite paper bag 2 layers/16T/(20')FCL

Specification of price

FCL

FCL

FCL

Price           CNY/T

Validity period of quoted price

3 months

3 months

3 months

Note: special requirements are negotiable for customers with specific specifications.

         
Introduction | Main chemical list | Contact | Qualification proof | 中文
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