Answer / pratima bhandarkar

Not solution...It is a solid .i.e Disodium tartarate

Answer / baburao.k

Disodium tartarate because of primary
standard so water content will be stable
for long period

Answer / navin devadiga

Disodium tartarate is used as standard instead of water Because its crystal structure captures a very precise amount of water. disodium tartarate dihydrate so we have a known amount of water to calculate and use its as primary standard.

0.1 atom gram of the unknown element( X)reacts with 2.4 gram of O2 to produce the oxid product . can you tell us, what is the oxid formula ? a) XO b)X2O3 c)XO2 D) X2O4

1 Answers   Ajanta,

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is it nessesary to do solution stability for 7 days?

0 Answers  

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How can we confirm the HPLC column is end-capped or not? Is it possible to identify by physical appearance?

0 Answers   JBCPL,

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how can give the expiry period and restadardisation of volumetric solution

0 Answers   Meenaxy Pharma, SRF,

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some product having water content method with pyridine and ethylene glycol mixture instead of methanol? how they are selecting and methanol is not suitable solvent how ?

0 Answers   Micro Labs, VMSRF,

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Hi sir if any product monograph not given known impurities (may be 5 impurities) specifications then how we require to proceed for inhouse formulation?

0 Answers  

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what is the defferance between the potency and working standard

1 Answers   Arbro Pharmaceuticals, Caplin Point, ECOlogics, Matrix, Orchid, Venus Remedies,

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If combination product how require to identify which imp is of which api?

0 Answers  

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What is pooled sample in Dissolution

2 Answers   Graviti Pharmaceuticals, Lupin,

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What is difference between Primary and secodary reference standard?

2 Answers  

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WHY given much noise PDA dector then VWD Dector

0 Answers  

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why 0.005 M sulphuric acid is used to calbrate spectrophotometer and why caffiene is used for calibrating hplc

2 Answers   GVK, Torrent Pharma,

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