Preparing 0.5% & 1% bleaching solution | Preparing 0.5% & 1% Hypochlorite solution

Preparing 0.5% & 1% bleaching solution | Preparing 0.5% & 1% Hypochlorite solution

[@Jinnatkhatun078]

Sister.. hypochlorite solution er return demo ta kivabe likhbo ektu bole din please kothao khuje pacchina😢

[@banglar6ele]

sister, kindly Gnm 3rd te er OBS er procedure er vdo dile khub upkrito hobo🙏

[@purnimachaktraborty6029]

বাহ্ খুব ভালো

[@moumitaghosh6140]

Khub vlo mam

[@sujitsikdar6414]

Very nice

[@H.SRIDER-ul3wj]

Nice man

[@diya_vlog11]

Thank you mam

[@mousumichaudhuri8923]

Voice ta ekdam low..sonai jachhe na

[@rawatsaa8402]

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