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Refractometer-battery/Coolants/Antifreeze |
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Hand held Refractometer-Gemmological |
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Hand held Refractometer-Lense Moisture |
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Hand held Refractometer-Brake Oil |
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Hand held Refractometer-milk |
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Hand held Refractometer-Emulsion |
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Hand held Refractometer-Refractive Index |
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Hand held Refractometer-wine |
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Hand held Refractometer-alcohol |
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Hand held Refractometer-Urine/Protein |
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Hand held Refractometer-brix |
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hand held Refractometer-honey |
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Hand held Refractometer- salinity |
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