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there are white colored center dots on pink color colony, are these coliform and to be counted?

Whatu have used is durham's tube for gas production ? is it peptone watet??

How to determinate mb value of carban?

Hi. May I know where does the 0.00584 in the last equation comes from? Thanks

I want to see further steps for heavy metal analysis (how to determine quantity of any metal pb/cr/zn)...do you have any video on this??

How to avoid measuring mineral acids (e.g. sulfuric acid) and organic acids, only I would like analyze Free fatty acid content.??

Thanks

Calculation is wrong

thank you! is this also aplicable for meat analysis?

can we use peptone water instead of saline water

J'adore la vidéo svp 🙏 pouvez vous faire une version en français pour nous

Please also explain the calculation part

Hey, thank you . I would like to know, is it applicable for PAH analysis??

Well explained thanks

Please what is the value 28.05 used in the calculation

Nice handling...

Very helpful

Wow it's Amazing and helpful❤

welcome lab first day noobs ... cleaning glassware for 8 hours a day before they let you do anything cuz you're on the bottom rung of the ladder and the newest staff there ..

If you take boric acid with measuring cylinder.. Beleive me you will always get different results in each experiment.. take class a or class b burette for taking boric acid. So many things worng in this experiment

lactometer is important

Is for the fruit Slurry is the same.

39.2-25.6= 13.6 25.6???

Pipettes to measure 0.83 ml difficult to get, also it is better to take hard compound (i.e. anhydrous Na2CO3) to standardize

What is the normality use for preparing 40%solutin

No its 26.8

Its wrong, standards always weigh in volumetric glassware

Superb .plz do a video about to check acidity of cheese

I have a doubt about how the calibration curve was made for that method, it is only done in solvent?...should some correction be made for the determination of the concentration?

How will you identify the e. Coli and coliforms

How is Peptone salt solution preparation done because in this you have told something else about the formula to make it and in the video of Ecoli you had told something else, please do tell🙁🙁

sir, why you have used filter paper inside the thimble? does only thimble was not enough if we close it with cotton? kindly, respond early.

How to decide to take 3.35gm sodium oxalate

Why do we need to keep 45° f the vial?

I am a Hindi board student but I understood this video very well because of easy explanation. Microchem's experiment team your videos is amazing! Thank you so much😍😍😍

Hi, Thank you for the Video, very informative. Also can the same plate be used for bacterial and fungi incubation? since incubation temperatures and duration are different for bacteria and fungi?

What standard peroxide value ??

Can you tell me what is the standard method you use to do this procedure? Thank you 🙏

There's a mistake in your analysis the equivalent weight of sodium thiosulfate is 248.16g so if we want to make 0.1 N Sodium thiosulfate we need 24.6g not 2.48 g

Emergency 📍📍📍 I put it on hot oven 130° for half hour then i let it till next day for 50° (coz it was time to close the lab)..will it affect the result??

Can maconkey used in determination of faecal coliform in food sample which is in solution form

Considering EMB and sMAC is used after 48 hours, is there need to prepare it on first day?

👍👍👍👍👍

temperature of hot plate? do i need magnet? can i determine orange peel's fibre?

It's error in calculation How 9×10×0.1 =

Not blue is violet colour

How we make iodine solution