SP Bel-Art, H-B DURAC -5/60g/L Soil Analysis ASTM 152H Hydrometer (B61894-0100) industrial2 24-inchSize: 12x16mm (DH) Package Content:5Pcs

24-inchSize: 12x16mm (DH) Package Content:5Pcs x Guitar volume knob

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SP Bel-Art, H-B DURAC -5/60g/L Soil Analysis ASTM 152H Hydrometer (B61894-0100) industrial2 24-inchSize: 12x16mm (DH) Package Content:5PcsSP Bel Art, H B DURAC 5 60g L Soil Analysis ASTM 152H Hydrometer (B61894 0100) These hydrometers are used to determine the specific gravity of soil in the range of 0. 995 to 1. 038, or 5 to 60 g L (using a weight by volume scale). Made of lead free ballast and glass, these 280mm (11) long hydrometers conform to the accuracy requirements of ASTM hydrometers. Each is individually serialized and has a temperature standardization of 68 degrees F 68