Customization: | Available |
---|---|
CAS No.: | 24634-61-5 |
Formula: | C6h7ko2 |
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Specification
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Standard
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Test result
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Identification
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UV-Maximum254±2mm
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Complied
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Appearance
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White or off white spherical
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White spherical
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Assay (dry basis)
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99.0%-101.0%
|
100.0%
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Melting range
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133-135ºC
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133.2-134.6ºC
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Loss on drying
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Not more than1%
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0.20%
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PH-Value
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8.5-10.5(10% water solution)
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9.6
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Alkalinity (as K2CO3)
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Passes test (about 1%)
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Complied
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Acidity (as sorbic acid)
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Passes test (about 1%)
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Complied
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Heavy metals (as Pb)
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Not more than 0.001%
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Complied
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Arsenic
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Not more than 2ppm
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Not more than 2ppm
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Lead
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Not more than 2ppm
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Not more than 2ppm
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Sulfate (as SO4) %
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Not more than 380ppm
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Not more than 380ppm
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Aldehydes (as for maldehyde)
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Not more than 0.1%
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Complied
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Heat resistance
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No discoloration after heating 90 minutes at 105ºC |
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