High purity Barium sulfate /sulphate with CAS 7727-43-7
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Barium Sulphate can be utilised as filler for paint, printing ink, rubber, plastic, insulating EPT, area paint agent for photo paper and copper plate. Sizing agent for textile. It also can be utilized in pigment, porcelain, storage battery, porcelain enamel, glass and flavor and so on
Technical specs:
| Product | Specification | ||
| StXiHu (West Lake) Dis.Hu (West Lake) Dis.rd | Large-course | Very first-calss | Experienced-class |
| Purity (BaSO4) | ninety eight% min | ninety seven% min | 95% min |
| one zero five degC volatile | .three% max | .three% max | .five% max |
| Solubility | .three% max | .3% max | .5% max |
| Iron (Fe) | 40ppm max | 60ppm max | – |
| Whiteness | 94. min | ninety two. min | 88. min |
| Oil absorption (g/100g) | 10-thirty | 10-thirty | – |
| PH benefit (100g/L) | six.5-9 | 5.five-9.5 | five.five-nine.5 |
| Fineness:(residue on .045mm sieve) | .two | .2 | .5 |
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