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Commande minimale:
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Personne àcontacter Ms. megan
shajing, shenzhen, guangdong
The Dikai Refractometer is an important instrument shich measures the refractive indices of stones It has a pull out eyepiece and a high quality lens that gives clear focus and reading. Provides readings from 1.*1 to 1.*0RL liquid. size:**5mm**2mm**2mm