Specifications

High Purity Grade

Export grade

Industrial grade

Standard

SEMI C1

Mint Standard

Mint Standard

Appearance

Glass state powder

Glass state powder

Glass state powder

Content                  

≥99.5％

≥99.0％

≥98.5％

P2O5）     

77.5-82.5％

77.5-82.5％

76.5-80.5％

Al2O3         

≥18.5％

≥18.5％

≥18.5％

free phosphoric acid         

≤2.0％

≤3％

≤5％

SO3

≤200ppm

≤0.2％

≤2.0％

Cl

≤200 ppm

≤0.2％

≤2.0％

Cu             

≤5 ppm

≤0.005％

≤0.05％

Fe2O3               

≤5 ppm

≤0.005％

≤0.05％

Na            

≤10ppm

≤0.01％

≤0.1％

Pb            

≤10ppm

≤0.01％

≤0.1％

As             

≤1ppm

≤0.001％

≤0.01％

Cr           

≤5ppm

≤0.005％

≤0.05％

Mn            

≤5ppm

≤0.005％

≤0.05％

Ni             

≤5 ppm

≤0.005％

≤0.05％

Loss on drying              

≤0.5％

≤1.0％

≤1.5％

Supply reference

Production process

synthesis method

synthesis method

synthesis method

Grain size (U.S.SCREEN) mesh

90% pass through 20-100 mesh

90% pass through 20-100 mesh

90% pass through 20-100 mesh

Packaging specifications

25KG composite bag/16T/(20’)FCL

25KG composite bag/16T/(20’)FCL

25KG composite bag/16T/(20’)FCL

Quotation specifications

full container load

full container load

full container load

Quotation reference            Yuan/ton

Quotation validity period

three months

three months

three months