$12.00 Chinese Made 1.79 GEM Gemstone Refractometer Refractive Index Fluid Liquid

$12.00 Chinese Made 1.79 GEM Gemstone Refractometer Refractive Index Fluid Liquid

$12.00
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Item Description:  1.8ml Vial of 1.79 Refractive Index Fluid for Gem Refractometers We can't confirm what this is made of, but please assume that it is Carcinogenic and Poisonous (pretty much like ALL other Refractive Index Fluids, except this is of unknown composition)   IT IS A BIG BOTTLE WITH 1.8ML OF FLUID IN IT   Specifications: Refractive Index @ 25'C: nD = 1.79 @ 25°CAppearance and color: LIGHT GOLDENBoiling Point at 760 mm Hg:  UNKNOWNpH: UNKNOWNVapor Pressure: UNKNOWNViscosity: UNKNOWNSpecific Gravity (water = 1) @ 23° C/73° F:  UNKNOWNWater solubility: UNKNOWNOctanol/Water Partition Coefficient in Kow: Specific value not knownFlash Point: UNKNOWNEvaporation Rate (mineral oil = 1, 760 mm Hg, 73° F/23° C): UNKNOWN This product is the perfect ECONOMY RI Fluid!  The product will NOT allow your refractometer to read between 1.791 - 1.810 Refractive Index.  How many Gemstones will you NOT be able to test?  The answer?  Very FEW.  99.0% of the other stones you can read!  This produ

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