Water Hardness Test Strip | Water Treatment Test Strips
2013-10-31 · Fig. 1-Colour chart of arsenazo III test strip for water hardness analysis humidity free chamber for 3-4 h. After complete drying, the sheets were cut into 0.5 x 9.0 em pieces in such a manner that one end of the strip has an enzymatic pad and the other end is free for handling. These strips were packed into brown bottles ...
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