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WSB-3Y Whiteness instrument (desktop microcomputer fluorescent type)'s video

3392 plays · 2016-04-18
QiWei WSB-3Y Whiteness instrument (desktop microcomputer fluorescent type)
Product description
WSB-3Y can determine whether the sample contains fluorescent whitening agent, R457 blue light whiteness, fluorescent whiteness background whiteness, fluorescent whitening amount and opacity.