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DL-Pyroglutamic acid 149-87-1
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| Brand Name︰ | tongsheng |
| Country of Origin︰ | China |
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Appearance
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White crystalline powder
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Melting Point(ºC)
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160.0 to 162.0ºC
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Chloride(C1)
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Not more than0.02%
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Ammonium(NH4)
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Not more than0.02%
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Sulfate(SO4)
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Not more than 0.02%
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Heavy metals(Pb)
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Not more than 10ppm
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Iron(Fe)
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Not more than 10ppm
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Arsenic(As2O3)
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Not more than 1ppm
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Loss on drying
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Not more than 0.50%
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Residue on ignition
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Not more than0.1%
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Assay
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99.0-101.0%
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Product Image
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