Calconcarboxylic Acid (Reag. Ph. Eur.) for analysis

Calconcarboxylic Acid (Reag. Ph. Eur.) for analysis
Content: 25 GRM
Physical Description:
solid
Quality Name: for analysis
for complexometry
Specification: Identity: IR passes test
A 1% , 1 cm, ??max.: >250
? of?max. ABS in C2H5OH: 569 - 572 nm
Suitability: as compl.indicator of Ca: passes test
T.L.C.: passes test

?maximum limit of impurities:
Loss on drying at 135°C: 6-9 %