How Can I determine Concentration of a solution?

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As a fish doctor what will you do if you observe significant degrees of hypopigmentation or pigmentation loss? Which clinical tests are recommended?

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Which element are used commercially for coating on Metal Coated dispenser cathodes?

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Madhukar Baburao Deshmukh

For dermination of the concentration you need to know ofwhich the concentrations is to be deremined, methods availble such as instrumental, spectrophotometric and titrimetric etc.then you can choose suitable method..

Yurii V Geletii

Please, ask someone to help you to formulate the question in concise English.