Share on (1600537153598):
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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