Part Number:HBA-458890
Product Name:4-Hydroxybenzoic Acid
General Information:
FORMULA:C7H6O3
FORMUL A WEIGHT:138.12

CAS NUMBER:99-96-7
LONG TERM STORAGE:Room Temperature
Test
|
Specification
|
Result
|
Appearance (Color)
|
White
|
White
|
Appearance (Form)
|
Powder
|
Powder
|
Proton NMR Spectrum
|
Conforms to tructure
|
Conforms
|
Purity(GC)
|
≥99.0%
|
100%
|
Solubility in Methanol |
Transparency |
Transparency |
Uncertainty
|
——
|
+/- 0.5%
|
Recommended Retest Period
|
——
|
4 Years
|
Note: Stanford Chemicals guarantees the purity of this chemical standard +/- 0.5 % deviationprior to the expiration date shown on the label. This guarantee is exclusive of anycontamination caused by the customer .
注:以上信息仅供参考,以产品附带证书为准。