Large purity Barium sulfate /sulphate with CAS 7727-43-7
Application:
Barium Sulphate can be used as filler for paint, printing ink, rubber, plastic, insulating EPT, floor paint agent for photograph paper and copper plate. Sizing agent for textile. It also can be utilised in pigment, porcelain, storage battery, porcelain enamel, glass and taste and so on
Requirements:
| Merchandise | Specification | ||
| StXiHu (West Lake) Dis.Hu (West Lake) Dis.rd | High-class | Initial-calss | Experienced-class |
| Purity (BaSO4) | ninety eight% min | 97% min | ninety five% min |
| one hundred and five degC volatile | .three% max | .3% max | .5% max |
| Solubility | .3% max | .three% max | .five% max |
| Iron (Fe) | 40ppm max | 60ppm max | – |
| Whiteness | 94. min | ninety two. min | 88. min |
| Oil absorption (g/100g) | 10-thirty | 10-30 | – |
| PH worth (100g/L) | 6.five-9 | 5.5-9.five | five.five-9.five |
| Fineness:(residue on .045mm sieve) | .two | .two | .five |
EPT and Supply:
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