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| Producer, Manufacturer,
Supplier of |
| Calconcarboxylic Acid |
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| GRR
Code : |
0495 |
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| CAS No : |
3737-95-9 |
| CI No : |
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| Molecular Formula
: |
C21H14N2O7S |
| Molecular Weight
: |
438.42 |
| Description
: |
Dark violet powder · Solubility in water 8 g/l. In alcohol 10 g/l · Insoluble in ether ·
APPLICATIONS: Analytical reagent ·Ph. Eur. V ·Complexometric indicator for determination of Ca in the presence of Mg and other metals |
| Website : |
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| Synonyms : |
Patton and Reeder reagent , C21H14N2O7S |
| Specifications
: |
| Specifications |
 |
| Identity |
IR p/t. |
| l of max. ABS in C2H5OH |
569-572 nm |
| A 1%, 1cm, lmax |
>250 |
| T.L.C |
p/t. |
MAXIMUM LIMIT OF IMPURITIES |
|
| Loss on drying at 135°C |
7 % |
| Suitability as compl.indicator of Ca |
p/t. |
| Cu |
0,005 % |
| Fe |
0,005 % |
| Ni |
0,005 % |
| Pb |
0,005 % |
| Zn |
0,005 % | |
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| Packaging : |
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Weight |
Description |
Price |
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| GRR
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