Gem Refractometer Refractive Index Fluid RI: 1.79 10ml 33g (RI Liquid)

Description

For all gems prism refractometers,precisely calibrated,screw-on cap with a glass dropper for efficient,non-drip use
Gems Refractometer Refractive Index Fluid RI : 1.79
Measuring range:
RI: 1.30-1.79
Capacity: 10ml
(0.34fl oz)
Net weight : 33g (1.165oz)
Gross weight :62g
Specific gravity : 3.32g/cm
3
Critical in gem identification,required for use of the refractometer
Store in cool, dark place
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