ZINC SULFATE-FEED GRADE ZNSO4 CONTENTS %≥ 94.7 MANGANESE AS MN %≥ 34.5 HEAVY METAL AS PB %≤ 0.002 ARSENIC AS AS %≤ 0.0005 PARTICLE SIZE THROUGH 250mm SIEVE %≥ 95 WATER INSOLUBLE %≤ 0.005 The quality of the goods is in accordance with HG2934-2004
ZINC SULFATE-TECH GRADE CONTENTS %≥ 98.00 PHOSPHORUS PENTOXIDE %≥ 35.7 PH VALUE ≥ 4.0 CHLORIDE AS CL %≤ 0.2 HEAVY METAL AS PB %≤ 0.002 IRON AS FE %≤ 0.008 MANGANESE AS MN %≤ 0.001 CADMIUM AS CD %≤ 0.002 CUPRUM AS CU %≤ 0.001 WATER INSOLUBLE %≤ 0.02
The quality of the goods is in accordance with HG/T2326-92