Shijiazhuang Dingmin pharmaceutical Sciences Co.,Ltd
sales@dingminpharma.com
86-311-67591193
Model No.: 56-94-0
Brand: DM
Grade Standard: Medicine Grade
Type: Analysis reagent
State: Solid
Volatile: Not Volatile
Pharmaceutical Technology: Chemical Synthesis
Packaging: double PE with aluminium foil bag
Productivity: 100kg/month
Transportation: Ocean,Air
Place of Origin: Hebei,China
Supply Ability: 100kg/month
Certificate: ISO9001
Port: Shanghai
Payment Type: L/C,T/T,Paypal
Incoterm: FOB,CIF
Appearance White solid powder White powder
Identification A: Infrared Absorption Conforms
B: Dissolve about 100 mg in 50 mL of 1 N
sodium hydroxide, and reflux for 15 minutes.
Cool, and add 3 mL of the refluxed solution to
25 mL of saturated sodium bicarbonate solution.
Add, with mixing, 4 mL of N,
N-dimethyl-pphenylenediamine dihydrochloride solution
(1.5 in 10,000) and 2 mL of sodium hypochlorite solution
(1.5 in 20,000): a violet-blue color is produced. Conforms
C: Dissolve about 50mg in 20ml of water, add
10mL of a 1 in 50 solution o ammonium reineckate
in methanol, add allow to stand for 30 minutes with
occasional swirling: a pinkReineckate of demecarium
forms, and it melts between 131° and 136°,
with decomposition. Conforms
D: A solution of it responds to the tests for Bromide Conforms
PH 5.0 ~ 7.0 (1 in 100) 5.8
Water ≤ 2.0% 0.3%
Redidue on ignition ≤ 0.1% 0.06%
Assay 95.0% ~ 100.5% (calculated on the anhydrous) 97.0%
Related Substance(Limited
of m-trimethylammoniophenol
bromide) No more intense than control preparation Conforms
Product Categories : APIs And Intermediates > APIs Powder
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