Dear Sir/Madam

We are writing to you in the hope that we may cooperate with you. We are a calcium carbonate manufacturer and exporter in Vietnam, and pleased to send you information on this product as following:

1. Name of product : Calcium Carbonate (CaCO3) - Vietnam Origin - No contamination.

2. Specifications and chemical composition :

- CaCO3 : 98% Min

Fe2O3 : 0.02% Max

Al2O3 : 0.02% Max

SiO2 : 0.1% Max

MgO : 0.02% Max

Brightness : 93% Min

Whiteness : 96% Min

Specific gravity : 2.7 gr/cm3

PH : 8.5

Moisture : 0.2% Max

We have:

Grade 1 (G1) : D50 = 2 + 0.3 microns metre equal to D97=10 + 2 microns metre

Grade 2 (G2) : D50 = 2.7 + 0.3 microns metre equal to D97=17+ 3 microns metre

Grade 3 (G3) : D50 = 3.7 + 0.3 microns metre equal to D97= 25 + 3 microns metre

Grade 4 (G4) : D50 = 13/15 microns metre equal to D90 = 44 microns metre

If you are interested in our products, please feel free to contact.

Looking forward to hearing from you soon.

Best regards

Tran Tien Hung
General Director
hanartex_co@hn.vnn.vn