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Appearance
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A clear colorless liquid
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Purity (by GC)
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Min 99%
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Weight/ mL at 20°C
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0.625 - 0.626 g
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Bromine number
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Max 0.5
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Refractive index (20°C; 589 nm)
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1.357 - 1.358
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Water
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Max 0.02%
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Acidity ( as C4H9COOH)
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Max 0.001%
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Non-volatile matter
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Max 0.002%
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Sulphur compounds (as CS2)
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Max 0.0003%
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Copper (Cu)
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Max 0.00002%
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Iron (Fe)
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Max 0.00005%
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Lead (Pb)
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Max 0.00002%
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Substance darkened by H2SO4
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Passes test
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