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 | H-B Instrument Company 50280 玻璃溫度計(jì)H-B Instrument Dual-Scale Hydrometer, 1.400 to 2.000 Specific Gravity, 0.01 Divisions, 41 to 70° Baume, 1.0° Division, Plain Form |
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 | H-B Instrument Company 6/2222 玻璃溫度計(jì)Durac Oven Thermometer, 0/200°C, 405mm Length, 125mm Immersion, PFA Coated |
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 | H-B Instrument Company 20570 玻璃溫度計(jì)Enviro-safe Pocket Thermometer, Closed Metal Case, -5/50°C, 160mm Length |
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