Name

1H-Imidazole-4-carbaldehyde

CAS No.

3034-50-2

Batch No.

20170325-1

Production Date

2017-03-25

Quantity

52kg

Expire Date

2019-03-24

Items

Standard

Testing Result

Appearance

Yellow to pale yellow Crystalline powder

Pale yellow crystalline powder

Melt Point(℃）

172-176

174.3-174.7

Purity

≥ 99.0%(HPLC)

 99.6%

Water content

            ≤ 0.5%(K.F)

 0.22%

4GZ

≤ 0.5%(HPLC)

Pass

5% HCL solution Insolubles

            Cannot find

 Pass

DMSO Insolubles

            Cannot find

  Pass

Conclusion

Conformed with Company Standard