Chemical name: 2,3-Dihydroxynaphthalene
CAS NO.: 92-44-4
Structural formula:
Molecular Formula: C10H18O2
Molecular Weight: 160.17
Physicochemical properties:
Melting point: 162-166℃
Appearance: Earthy yellow to reddish crystalline powder
Application: Widely applicated in dyes, pharmaceuticals and high-grade electronic chemical intermediates.
Specifications
|
Items |
Specifications |
|
|
Appearance |
Earthy yellow to reddish crystalline powder |
|
|
Purity |
≥99.0% |
|
|
Loss on drying |
≤0.1% |
|
|
Metal impurity/500g |
45~74㎛ |
tested |
|
≥75㎛ |
≤3个 |
|
|
≥100㎛ |
≤1个 |
|
|
≥200㎛ |
≤0个 |
|
|
≥212㎛ |
≤0.1wt% |
|
|
Metal Ionic |
K、Ca |
≤2ppm |
|
Na、Co、Mn、Cr、Ni、Fe |
≤1ppm(per) |
|
|
Cl |
≤4ppm |
|
Mobile
