PPM Calculation | PPM Solution | How to make ppm solution | Stock solution preparation

[@tonysingh1961]

Last me 5 ml, 10ml , 20 ml me dw kitna add kiye hai

[@Mr_Wiz7]

Hello sir, i want to ask, is it okay to make a stock solution start from 100 ppm but not 1000 ppm? Because i see many people always start at 1000 ppm then 100 ppm

[@suneelyadav-li1sp]

Sir full class me aake smjao 🙏

[@kulwantsinghshyamgarh2577]

How make 100ppm stock solution (Kcl)

[@AkramNizam-w8l]

Sir app se call pr baat krne the

[@AnalyticalTech]

Ask me here