It is pleasure to take this oppotunity to introduce our company: Changsha Lantian Chemical Company Limited. We specilized in manufacturing and exporting manganese sulphate, zinc sulphate monohydrate and heptahydrate, ferrous sulphate, sodium metabisulphite, manganese carbonate, manganese oxide, manganese dioxide, zinc oxide, ect. Our principle is to supply good quality products and best service to our customer and to keep long - term business relationship with them.

The following is the specification of our products for your reference:
1. Manganese Sulphate
  Appearance: Pink free flowing powder
  Purity:98%Min,Mn:31.8%Min,water insoluable matter: 0.05%Max,Fe:0.004%Max,Cl:0.004%Max,Pb:0.002%Max,As:0.0005%Max,Cd:0.001%Max.

2. Zinc Sulphate Mono
   Zn:35%Min,Waterinsolublmatter:0.05%Max,Pb:20PPMMax,
  As: 5PPMMax, CD: 0.002% Max
 
3. Zinc Sulphate Heptahydrate
  Zn::22%Min,As:0.0005%Max,waterinsoluablematter:0.05%Max, CD:0.01%Max, PB:0.01%ax

  Zn:21%Min,As:0.002%Max,water insoluable matter:0.3%Max.

3. Ferrous Sulphate
  Purity:91%Min, Fe: 30%Min, As: 0.0002%Max,Pb: 0.002%Max.

4. Sodium Metabisulphite
  Purity:96%, SO2:65%,Waterinsolublematter:0.05%,Fe:0.005%,
  Pb:0.002%, As:0.0002%. PH: 4.0-4.6

5. Manganese Carbonate Tech Grade
  Mn:44.0%Min,SO4:0.7%Max, Cl:0.03%Max.

6. Sodium Metabisulphite
  Purity:96%, SO2:65%,Waterinsolublematter:0.05%,Fe:0.005%,
  Pb:0.002%, As:0.0002%. PH: 4.0-4.6
  Packing:  25KG PP Bags

  Should you be interested in our above products, please feel free to contact with us. We will work our best price to you.

  Looking forward to having oppotunity to established with your esteemed company !