5 м 10 м безопасность ребенка USB эффект воды гибкий rgbic 12 Вт водостойкый Led ТВ цветная (RGB) смарт-5050 SMD светодиодные полосы Набор для гостиной
1,63 $ - 1,70 $
Сохранить в закладки 1627770665:
China 99.2% precipitate powder barium carbonate price
CAS:513-77-9
EINECS: 208-167-3
M F: BaCO3
M W:197.337
Product: Name: | barium carbonate, natural |
CAS No: | 513-77-9 |
Molecular formula | BaCO3 |
Molecular weight | 197.34 |
Description | white power or granual |
Use | Mainly used in magnet material, electronic pottery, purified water, paint, pigment, coating, construction material, the steel carbonizes, making other barium salts and reagent |
Packing | 25kg or 50kg plastic woven bags lined with plastic bags. |
Item | Special grade | 1st grade | 2nd grade | |
Main content(on BaCO3 basis) | 99.2% | 99% | 98.5% | min |
Moisture | 0.3% | 0.3% | 0.3% | max |
Total sulphur(on SO4 basis) | 0.25% | 0.35% | 0.45% | max |
HCI insoluble matters | 0.15% | 0.25% | 0.50% | max |
Iron (on Fe basis) | 0.004% | 0.004% | 0.008% | max |
Chloride(on CL basis) | 0.01% | --- | --- | max |
Fineness | ||||
residue on 125um sieves | 0.20% | 0.30% | 0.50% | max |




Новинки товаров от производителей по оптовым ценам