SP Bel-Art, H-B DURAC 1.050/1.100 Specific Gravity ASTM 126H Hydrometer for Heavy Liquids (B61891-3500) auspowers_batchone Tip:If you need a charger

Tip:If you need a charger with a cord length of 6

3mm Infrared receiver 20pcs 3mm Infrared Emitting 20pcs 5mm Infrared receiver 20pcs 5mm Infrared Emitting 20pcs Total 80pcs include box

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Normally Closed Current Rating： 10

SP Bel-Art, H-B DURAC 1.050/1.100 Specific Gravity ASTM 126H Hydrometer for Heavy Liquids (B61891-3500) auspowers_batchone Tip:If you need a chargerSP Bel Art, H B DURAC 1. 050 1. 100 Specific Gravity ASTM 126H Hydrometer for Heavy Liquids (B61891 3500) Available in a variety of models measuring specific gravity of heavy and light liquids in various ranges from 0. 650 to 2. 000 in accordance with the American Society of Testing Materials (ASTM) E100 standards. Specific gravity hydrometers are the most widely used hydrometer, common in industries such as food and beverage, chemistry, pharmacology,