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In-line refractometer ideal for controlling the mixing or concentration processing GND series has the function of automatic temperature compensation according to the temperature of the tested medium , when the ...
... Accessories Inner Line For Half Rim Frame 8pcs per Pack GD0020 Lens Liner Set 8 PCS per pacK Diameter Length 0.5mm 20m 0.6mm 20m 0.47mm 10m 0.51mm 10m Product & Service Products: Ophthalmic Instruments: Aut...