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Appearance
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White to off-white or white to cream coloured crystalline powder
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Assay
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Min 99.0%
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Identity (IR)
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Conforms
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Melting point
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97-102°C
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Sensitivity for iron
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1:10,000,000 (Passes ACS test)
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Sulphated ash
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Max 0.05%
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Suitability (as redox indicator)
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Passes ACS test
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