Calcium carbonate, Pharma grade

Details:

Runhui chem co., ltd, facing global high-tech pharmaceutical raw materials, high value-added new type intermediates fine chemicals custom synthesis, scale-up production and rare chemicals trade. we have experienced research staff, strong technical force, well-equipped machine, and considerate marketing team service, with a strict customer intellectual property security system, we are already become good partner of customers from difficult and complex chemical and biological chemical field. our high quality & low price and effective services shortened new product development cycle,reduced the development and production cost for numerous partners.

the company has completed numerous domestic and overseas famous pharmaceutical, chemical, biological and other large and medium-sized company r&d outsourcing services, synthesis process development and optimization services, chemical intermediates customized service, special chemical processing and production services, etc., we hope to become continuous mutually beneficial partnership with you, to create a better business opportunities together.

service scope:

1. samples synthetic,

2. scale-up production,

3.technology transfer, 

4. purchasing agency service,

product name: calcium carbonate

appearance: white or almost white powder

assay: 98.5%~100.5%

solubility: practically insoluble in water

substances insoluble in acetic acid ≤0.2%

chlorides ≤3ppm

sulfates ≤0.25%

arsenic ≤4ppm

barium: pass test

iron ≤200ppm

magnesium and alkali metals ≤1.5%

heavy metals ≤20ppm