Specification Sheet
Product Name
1-(2-Thiazolylazo)-2-naphthol for spectrophotometric det. of Cd, Co, Cu, Mn, Ni, Tl, ≥99.0%
Product Number
88413
Product Brand
sial
CAS Number
1147-56-4
Molecular Weight
255.30
Test | Specification |
|---|---|
| APPEARANCE (COLOR) | Light Red to Very Dark Red |
| APPEARANCE (FORM) | Powder or Fibers |
| TITRATION (T) NAOH 0.1M | ≥ 99.0 % |
| PURITY (TLC AREA %) | ≥ 99.0 % |
| ASSAY (ELEMENTAL ANALYSIS) | ≥ 99.0 % |
| MELTING POINT | 138 - 140 C |
| SOLUBILITY (COLOR) | Red to Very Dark Red |
| SOLUBILITY (TURBIDITY) | Clear |
| SOLUBILITY (METHOD) | 0.1G IN 10ML METHANOL, HOT |
| CARBON CONTENT | 61.16 % (Theory) |
| HYDROGEN CONTENT | 3.55 % (Theory) |
| NITROGEN CONTENT | 16.46 % (Theory) |
| PROTON NMR SPECTRUM | CONFORMS TO STRUCTURE |
| REMARKS | for spectrophotometric det. of Cd, Co, Cu, Mn, Ni, Tl |
| RECOMMENDED RETEST PERIOD | 42 MONTHS |