tropicamide
cas: 1508-75-4
appearance: white or almost white crystalline powder, slightly soluble in water, freely soluble in alcohol and in methylene chloride
assay: nlt 99.0%
standard: ep/ usp sandard
aplication: anticholinergic drug
packing: 1kg/aluminum tin; 25kg/carton barrel.
storage: protect from humidity; keep in a dry, cool, and shady place.
high purity medicine grade cas 1508-75-4 tropicamide
specifications |
standards |
test results |
characters |
white or almost white ,crystalline powder,slightly soluble in water, freely soluble in alcohol and in methylene chloride |
qualified |
melting range |
96~100 |
97~98 |
identification |
infrared absorption |
qualified |
ultraviolet absorption |
qualified |
|
loss on drying(%) |
≤0.5 |
0.2 |
heavy metals(%) |
≤0.002 |
qualified |
assay (%) |
tropicamide contains not less than 99.0 percent and not more than 101.0 percent of c17h20n2o,2 calculated on the dried basis. |
99.4 |
related substances |
any spot not more than 0.5% and at most one such spot is more than 0.2% |
qualified |
chlorides (ppm) |
≤100 |
qualified |
sulphated ash (%) |
≤0.1 |
0.02 |
residual solvents (ppm) |
complies usp33 |
qualified |