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Quartz Content (1% maximum, may be lowered to 0.1% maximum) |
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Tremolite Content (0.1 maximum) |
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Loss on Ignition (6.0% maximum at 1000 0 C) |
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Neutral pH. |
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Acid soluble substances (2% maximum) |
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Water soluble substances (1% maximum) |
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Arsenic Content (3ppm maximum) |
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Lead Content (20ppm maximum) |
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Odor, slip, lubricity, particle size, and whiteness according to costumer specification |