• Specification Description:ASSAY: 99%MIN PH: 5-7WATER INSOLUBLE: 0.01%MAX HEAVY METAL: 0.001%MAXS : 0.03%MAX FE : 0.003%MAXCL: 0.005%MAX CAO : 23.4%MINN: 11.76%MIN

ASSAY: 99%MIN PH: 5-7 WATER INSOLUBLE: 0.01%MAX HEAVY METAL: 0.001%MAX S : 0.03%MAX FE : 0.003%MAX CL: 0.005%MAX CAO : 23.4%MIN N: 11.76%MIN