درخواست 1100 M/ton
the spcs are as below :
ISIRI 4270

ARSENIC MAX 3 PPM
HEAVY METAL LIKE PB MAX 5 PPM
PACKAGING SHOULD BE IN PROPER IN 50 KG BAGS WITH NO AIR
PH RATE ACCORDING TO NAHCO3
min% 99
CARBONATE SODIUM MAX 1 PCT
MOISTURE % 0.25 MAX
PH SOLUBLE % 8/2 TO %8/6
SODIUM CHLORIDE MAX 150 PPM

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