RIL
$69.95
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Refractive Index Liquid, 10 grams 1.81 RI Liquid
This liquid is required for use with the Precision Pocket Refractometer. It eliminates air between the stone and glass so that optical contact is established between the two surfaces. Such contact is necessary to obtain a reading from the instrument.
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Information found on this page is from Gem Identification Made Easy, 4th Edition: A Hands-On Guide to More Confident Buying and Selling
© 2008 by Antoinette L. Matlins, PG (GemStone Press, P.O. Box 237, Woodstock, VT 05091, www.gemstonepress.com).
This information may not be copied or reproduced in any way, for any use, without permission of GemStone Press.
For information regarding permission to reproduce this material, please contact us at permissions@gemstonepress.com.
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