Product Name:Acid Blue FG(salt-free)
C.I.NO.Acid Blue 9
CAS NO: 2650-18-2
MOLECULAR FORMULA: C37H34N2Na2O9S3
MOLECULAR WEIGHT: 765.91
Application:Suitable for watercolor pens and inkjet inks.
Specifications:
|
No. |
Name of Item |
Standard |
Result of Examination |
|
1 |
Appearance |
Dark Blue to Very Dark Purple |
Up to Grade |
|
2 |
Identity(conform to standard) |
IR-Spectroscopy |
Same |
|
3 |
Shade Tone(compared with standard) |
dE<1.0 |
<1.0 |
|
4 |
Strength (standard) |
200±3 |
200 |
|
5 |
Moisture (%) |
≤7.0 |
Pass |
|
6 |
Insoluble (%) |
≤0.2 |
Pass |
|
7 |
PH value |
6.5-9 |
Pass |
|
8 |
Solubility |
Clear, no particles |
Pass |
|
9 |
Cadmium（Cd） |
≤1PPM |
≤1PPM |
|
10 |
Lead（Pb） |
≤10PPM |
≤10PPM |
|
11 |
Mercury（Hg） |
≤1PPM |
≤1PPM |
|
12 |
Chromium（Cr） |
≤25PPM |
≤25PPM |
|
13 |
Manganese（Mn） |
≤25PPM |
≤25PPM |
|
14 |
Arsenic（As） |
≤1PPM |
≤1PPM |
|
15 |
Copper（Cu） |
≤5PPM |
≤5PPM |
Post time: Aug-17-2023