why potassium dicromate use in calibration of UV VIIBLE
SPECTROCOPY ?
Answer Posted / vikram
k2cr2o7 in H2So4 can give more maximum in the UV-VIS region,(at 235,257,313,350,430nm)so that we can check the whole UV-VIS region with a single run.
k2cr2o7 itself is stable and available in high purity.In dilute perchloric acid solution,it has a linear response with temperature.
| Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
Tell me something about Vitamin A test method by HPLC
Why a1% value is used for some product ? What is the criteria for selection a1% value ?
A ha tc is actual defination of retention time?
what are the guidelines for analytical method validations?
why are measure gas flow " ml " in Gas chromatography
i want model written test paper for the post of analyst in IOCL(indian oil corporation ltd) any one pls help me
What is shaking level in GC?
in dissolution if one bowl got 70 percent 2nd bowl got 80 percent and 3rd bowl got 90 percent then how proceed?
Which are the diffrent grades of api in pharma?
what is difference in ods I ods II is this is realy from sorbent / packing characteristics or from other means
is it necessary to do HPLC calibration at wavelength 315nm if we are doing analysis at this wavelangth
For limit test of heavy metals in BP, Method C require that the substance is ignited at a temperature not exceeding 800 °C. Why confines such the temperature?
why we use Dichlorobenzene.nitrobezine.t-butyldi sulhate.for calibration of gc Head space
we are performed SOR for a particular product the limit is -6 to -10.We face particular bathes it is not meeting the specification.we performed diffrent instrument diffrent analyst we are getting diffrent diffrent results.solvent is dimethyl sulfoxide what could be the reasion
how to decide for one product require water content or LOD?