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| Producer, Manufacturer,
Supplier of |
| Alizarin Yellow GG |
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| GRR
Code : |
0279 |
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| CAS No : |
584-42-9 |
| CI No : |
14025 |
| Molecular Formula
: |
C13H8N3NaO5 |
| Molecular Weight
: |
309.22 |
| Description
: |
Brownish orange powder · Soluble in water ·
APPLICATIONS: pH indicator: 10,0-12,0 light yellow-grizzly yellow |
| Website : |
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| Synonyms : |
5-(3-Nitrophenylazo) Salicylic Acid Sodium salt , Salicyl yellow, Metachrome yellow , Mordant Yellow 1, C.I. 14025 |
| Specifications
: |
| Specifications |
|
| Identity |
IR p/t. |
| l of max. ABS in NaOH 0,1 mol/l |
447-454 nm |
| A 1%, 1 cm, lmax |
>725 |
| T.L.C |
p/t. |
MAXIMUM LIMIT OF IMPURITIES |
|
| pH transition interval: |
|
| Light yellow |
10,0 |
| Grizzly yellow |
12,0 |
| Insoluble matter in H2O |
p/t. |
| Loss on drying at 135°C |
5 % |
HAZARDOUS: RTECS: DH 2528550 |
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| GRR
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