what is the analytical procedure for COD and BoD
Answer / veena v nair
COD is Chemical Oxygen Demand and BOD is Biological Oxygen Demand.
Procedure for BOD are;
(1)Preparation of dilution water
(2)Neutralization of the sample
(3)Blank solution preparation without microorganism
(4)Determine DO sample of blank for initially and after 5 days
(5)DO depletion due to the action of micro organism alone.
Is This Answer Correct ? | 0 Yes | 0 No |
WHAT IS THE PURPOSE WE USE HCL, CHOPPER, BURNER, MONOCHROMATOR in AAS? PLEASE EXPLAIN BRIEFLY
How require to develop GC method? how to select diluent, GAS, column selection and other chromatographic conditions?
how much mass should be there in volumetric flask while in preparation of sample for assay?
inhouse product is in capsule form in combination and RLD is in tablet form then can we proceed for multimedia CDP? in inhouse capsule product disso is paddle with sinker in release media is there then RLD product in tablet form then with same as paddle with sinker we can proceed n.a.?
what is the difference between EP and BP
2 Answers Novartis, Vimta Labs,
What is diffrence between extractable volume and deliverable volume? Answer pls
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
In HPLC (Waters) software Empower1,2 &3 what is the updation for each version
What is the difference between qualitative and quantitative analysis (hplc)
Which std. used for standrdisation of ZnSO4?
How to set analytical specification for combination products?
why SGF media used for dissolution . What is the use of it .can we use other media of lower pH instead ot this?