Chemical Oxygen Demand (COD) Measurement

[@sitinursyamsyuhaidah7959]

Now, I can easily understand the way to do COD measurement from this short and simple video. Thank you :)

[@nursyamimibtmohdabdadzis2764]

It’s amazing.. thanks for the video. Easy to understand

[@rahilbintiazhar9700]

Thank you for this video, now i understand how to do the COD measurement

[@noorafinakhalim4972]

All the step was show clearly and easy to understand

[@cikfa6257]

What is the reactors? Mercury sulfate, potassium dichromate, sulfuric acid-silver sulfate?

[@lillikangaslampi2502]

Ok but what about when something is out of range and you dilute the sample?

[@syafiqahazriza]

This video is simple and easy to understand.. thank you

[@nurdurraniazhar963]

Thank you..this video is simple explanation & help me to understand well.

[@fatinnajihah1467]

This video very nice bcs it provide a very clear procedure.

[@Bungawarna]

A very direct and simple explanation. Good job

[@nurulfarhatinnajwarozalli3740]

This video is good and well explained..

[@dhurraizzahmohdrazip5576]

Thank you for the video. The explaination is very detail n it helps me a lot!

[@syirainrosli3411]

Thank you so much for the video. Simple explanation and it really helps me.

[@mohdharizfaizbinmohdfazli7569]

Thank you, the video is very simple and well explained

[@juritasaari9758]

Thank you..easy to understand and help me a lot

[@muhdfaiz5205]

Thankyou. Easy to understand 😊

[@mansonchua202]

what is the contents of pre-measured reagent?

[@norashikinbintijohari]

This help me to know about the procedure involved

[@amiazidabintiabdulaziz2433]

Thank you madam, this video helped me a lot

[@narutofox321ify]

nice video

[@muhammadsyafiqbinnasaruddi2663]

thank you

[@nikmohamadnazrulnikashaari8901]

thank you..

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Thank you

[@BAMDoto]

thank you

[@azriazizi755]

Thank you

[@nurulfaiqahbintihasbullah5018]

thank you