Quick view Compare Humboldt Humboldt H-1240 Automatic Universal Penetrometer, 120V - A1520 Choose Options
Quick view Compare Humboldt Humboldt H-1280 Penetration Needle for Bituminous Materials - A1580-1 Choose Options
Quick view Compare Humboldt Humboldt H-1300 Certified Penetration Needle for Bituminous Materials - A1580-2 Choose Options
Quick view Compare Humboldt Humboldt H-1569 Softening Point Apparatus Set, Double - A1620-2 Choose Options
Quick view Compare Humboldt Humboldt H-1575 Brass Shouldered Ring, 10 per Pack - A1620-5 Choose Options
Quick view Compare Humboldt Humboldt H-1595 Softening Point Apparatus Set with Burner - A1620-1 Choose Options
Quick view Compare Koehler KOEHLER K17700 Precision Penetrometer Needle for Petroleum Waxes, Stainless Steel. 2.5gm - A1575-8 Choose Options
Quick view Compare Koehler KOEHLER K17770 Precision Penetrometer Needle for Petroleum Waxes, NIST Certified. Stainless Steel. 2.5gm - A1575-9 Choose Options