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Barium sulfate

Barium sulfate

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Description

Barium sulfate

Formula: Barium sulfate

MF: BaSO4

CAS No.: 7727-43-7

EINECS No.: 231-784-4

H.S.code: 2833270000

Appearance: white powder, 325-3000 mesh

Use:1. As a weighting agent for drilling fluids in oil and gas exploration.

2. Used in the car, electronics, TV screen, rubber, and glass ceramics and paint industry.
3. As surface smear for photographic paper and calendered paper; as sizing agent for textile industry.
4. As clarifying agent for glass products.
5. Radiation shielding and medical applications; also used for ceramics, enamel, perfumes and pigments.

Package: 25kg or 50kg per bag,25tons per 20fcl

Specification:

Grade First grade Results
BaSO4 (dry base) ≥ 98.0 98.06
Water solubles % ≤ 0.3 0.22
acetic acid content % ≤ 0.6 0.29
S content % ≤ 0.003 0.0015
volatile substance content % ≤ 0.3 0.13
residue on sieve (100°C) % ≤ 0.2 0.012
Particle size ≤ 10um % ≥ 80
≤5um % ≥ 60
≤ 2um % ≥ 25
PH value 100g/L solution 6.5-9.0 neutral
Oil absorption 15-30 16.28
Whiteness ≥ 94 95.6
Fe (Pb) content % ≤ 0.004 0.001
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