ZD-401 Portable Turbidity Meter's video
330 plays · 2020-02-28
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Product description
Qiwei ZD-401 portable Turbidimeter measurement principle 90 ° scattered light, measuring range 0-100/0.01NTU 100-400/0.1NTU, minimum indication 0.1/0.01NTU, correction point 5 points, error of indication ± 6% (± 2% F. S), sexual repeability ≤ 0.5%, zero drift ± 0.5% F. S