Calibration Of RDS

[@worldinstrumentationengineer]

EXCELLENT GURU JI 🙏🙏

[@komalsingh-eh8jj]

Great sir , Thanks for you , My motivated

[@shivamtripathi8607]

Sir thanks for the video , very informative video, please continue it for Sox & NOx analysis too.

[@chandrakanttyagi1369]

Good ...... Continue.also Sox and NOx monitoring sampling

[@jeJivesh]

Sir g , lab manual se padh kar to kuch samajh ni aaya , ab aapki video dekh rhe hai , isse bhi lagta hai koi fark ni padne wala but exam to dena hai , karna to padega hi ...jai hind

[@vaibhavbarala5685]

Sir😂

[@ahmed.jubaer]

We have APM 250 Envirotech how about this?

[@venkataharsha4464]

Where r u from sir

[@virpatel07]

great sir, how to intermediate check for pm2.5

[@vaibhavbarala5685]

Sir smjh to aa gya lekin aapki video dekh k nhi manual se pdh k

[@2016_wala_gamer]

😂😂

[@guntakalguntakal2660]

Sir pls explain in English language