Certificate Of Analysis
Part Number: DGM-719556
Product Name: Di(propylene glycol) methyl ether mixture of isomers
General Information:

LOT NUMBER: TC210204-10
FORMULA: C7H16O3
FORMULA WEIGHT: 148.20
CAS NUMBER: 34590-94-8
QUALITYRELEASE DATE: 4-Feb-2021
EXPIRATION DATE: 3-Feb-2026
LONG TERM STORAGE: Room Temperature
| Test |
Specification |
Result |
| Appearance(Color) |
Colorless |
Colorless |
| Appearance(Turbidity) |
Clear |
Clear |
| Appearance(Form) |
Liquid |
Liquid |
| Proton NMR Spectrum |
Conforms to Structure |
Conforms |
| Purity |
≥98.0% |
99.70% |
| Uncertainty |
---- |
+/- 1.0 % |
| Recommended Retest Period |
---- |
5 Years |
Note: Stanford Chemicals guarantees the purity of this chemical standard +/- 1.0 % deviation prior to the expiration date shown on the label. This guarantee is exclusive of any contamination caused by the customer.
注:以上信息仅供参考,以产品附带证书为准。