Calcium carbonate is a versatile compound with a myriad of applications across various industries. Known for its abundance in nature and wide-ranging benefits, calcium carbonate is a fundamental ingredient in many products, from pharmaceuticals to construction materials. Let’s delve deeper into the characteristics, uses, and benefits of this essential compound.
Characteristics: Chemically represented as CaCO3, calcium carbonate occurs naturally in several forms, including limestone, chalk, and marble. It is insoluble in water and possesses a white, odorless, and tasteless appearance. In its purest form, calcium carbonate is a fine, white powder with a high degree of whiteness and brightness.
Uses and Applications:
Benefits:
Contact us for Details of SNDB Chemicals.
Product Name : Calcium Carbonate Coarse Grade
Technical Name : Calcium Carbonate
HS Code : 28356000
CAS No : 471 – 341 – 1
Appearance : Free Flowing White crystalline powder
Packing : 25kg Bags / 1400 Kgs Jumbo Bags
| S. No. | Item | Unit | Specification 1 (Coarse Grade) | Specification 2 (Coarse) | Specification 3 (Extra Fine) | Specification 4 (Fine & Medium) |
| 1 | Appearance | — | Free Flowing White crystalline powder | Free Flowing white crystalline powder | Free Flowing white crystalline powder | Free Flowing white to off-white powder |
| 2 | Purity / Solubility / Key Chemical Property | — | Purity (CaCO₃): 98.50% min | Solubility in 15% HCl: 98.00% min | Solubility in 15% HCl: 98.00% min | Purity (CaCO₃): 98.00% min |
| 3 | Magnesium Oxide / Silica / Density | — | MgO: 0.01% max, SiO₂: 0.015% max | Density: 2.7 g/cm³ | Density: 2.7 g/cm³ | Density: 2.7 g/cm³ |
| 4 | Whiteness | — | 96% min | - | - | - |
| 5 | Particle Size | — | D10: 100 µm; D25: 191.50 µm; D50: 300 µm; D90: 425 µm; D97: 450 µm | 250 – 350 microns | 10 – 30 microns | Fine: 40 – 60 microns; Medium: 130 – 170 microns |