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Items	Main parameters and indicators
	H-Z-ZJ-732	H-Z-ZJ-767	H-X-ZJ- zc-1	Others
Methylene blue decolorization	≥12ml	≥12ml	≥12ml	-
Quinine sulfate adsorption rate	≥120mg/g	≥120mg/g	≥120mg/g	-
PH Value	4.5-7.5	4.5-7.5	5-7	-
Chlorid content	≤0.10%	≤0.05%	≤0.05%	-
Sulfate	≤0.05%	≤0.05%	≤0.05	-
Zinc salt	≤0.005%	≤0.005%		-
Ferric salt content	≤0.02%	≤0.02%	≤0.02%	-
Heavy metal content	≤30ppm	≤30ppm	≤30ppm	-
Acid-soluble materials	≤0.8%	≤0.8%	≤0.8%	-
Ash Specification	≤2.5%	≤2.5%	≤2%	-
Moisture	≤10%	≤10%	≤10%	-
Sulfide	The color will not change	The color will not change	-	-
Prissiate	The color will not change	The color will not change	-	-
Non-carbon compounds	No deeper than the standard	No deeper than the standard	-	-
Water solubility	-	-	≤0.4%	-

Notes：
1.for reference.
2.PH Value， drying degree can be carried according to the customers' requirements.
3.The additive test items will test according to the requirement.4.The standard test accordin to GB/T13803.4-1999，if the customers provide standard, it will be carried out according to the standard.

Properties and use
732, 767 type products raw materials are wood, carbon or other wood materials with physical or chemical processing with with refinement. It has less impurities, high puritym, fast filtering and great decolor, purification, purifying and so on.

Amount
Use as the practical need.

Package
Sealed inside to avoil of moisture，certain extral package is needed，or packed according to customers' requiremnets.

Operative standard
Products operative standard：GB/T13803.4-1999.