項(xiàng)目 

ITERMS

工業(yè)級(jí)  

TECHNICAL GRADE

AGRICULTURAL GRADE

主成分含量       %

Main content

≥99.0

≥99.0

PH值  

PH-Value

5-7

5-7

水不溶物         %

Water insoluble

≤0.01

≤0.01

重金屬           %

Heavy Metal

≤0.001

≤0.001

硫酸鹽           %

Sulphate

≤0.03

≤0.03

鐵含量           %

Ferrum

≤0.002

≤0.003

氯化物           %

Chloride

≤0.005

≤0.005

氧化鈣含量       %

Calcium Oxide content

-

≥23.4

氮含量           %

Nitrogen content

-

≥11.76

外觀                 

Appearance

白色晶體  

White Crystalline

白色晶體  

White Crystalline