现货供应

500g 　　　　   ￥140 

1kg   　　　　  ￥205 

5kg     　　 　 ￥920

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UREA

Ultra Pure Grade

CH4N2O         MW: 60.1                [57-13-6]

Purity (%) .................................................................................................... > 99.5

Abs.@280nm (5 M, Water) .......................................................................... <0.05

Melting Range (°C) ................................................................................132 - 135

Chloride (%) ..............................................................................................<0.0005

Heavy Metals (as Pb) (%) ................................................................... <  0.0005

Iron (%) .................................................................................................... < 0.0001

Solubility (5 M, Water) ................................................................................PASS

Conductivity (5 M, Water) (μhmos) ............................................................ < 15

Insolubles (%) ........................................................................................... < 0.005

RNase ........................................................................................... None Detected

DNase ........................................................................................... None Detected

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Ultra Pure Grade

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