Freezing point meter/refract instrument/refract light meter/gold
Negotiable /Set
Min.Order:1 Set
Main technical parameters Measuring range resolution remark
0 ~ - 50 1 ° c freezing liquid
Open, with soft cloth cover carefully wipe detection prism. To take the test solution, few drops on the prism detection, gently close flats, avoid bubbles, solution surface around the prism. The instrument into tabula rasa alignment, light or bright eyes through the eyepiece observation view, turn the handwheel to view the eyepiece adjustment, blue and white boundaries clear. Boundary value for the solution of the scale is the concentration. |