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 | Drager 8101941 气体检测管Drager Tubes, Ammonia, 2.5 to 100 ppm |
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 | H-B Instrument Company 20401 玻璃温度计Frio-temp High Precision Verification Thermometers For Refrigerators, PFA Safety Coated -2/10c |
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 | H-B Instrument Company 20717T 玻璃温度计Frio-temp Refrigerator Thermometer, -5/20°C, 135mm Length, Bottle Filled With Enviro-safe Liquid, PFA Coated |
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 | H-B Instrument Company 20402 玻璃温度计Frio-temp High Precision Verification Thermometers For Freincubators, PFA Safety Coated, 15/30c |
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 | H-B Instrument Company 30745 玻璃温度计FRIO-TEMP INCUBATOR THERMOMETER, 60/120F, 135MM LENGTH, BOTTLE FILLED WITH ENVIRO-SAFE LIQUID, PFA COATED |
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 | Tisch TE-6001-2.5-2，PM2.5进口顶板垫片TE-6001-2.5-15, Wins Oil for PM2.5 Inlet 5 oz. |
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 | 米沃奇Milwaukee MA911B/2米克水质/双Ph电极米沃奇Milwaukee MA911B/2米克水质/双Ph电极 |
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 | 大龙18900143 长轴离心管夹具圆盘加层连接杆，1根，用于圆盘离心管夹具 |
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 | lab 玻纤过滤膜无粘合剂 |
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 | lab 玻纤过滤膜, 无粘合剂孔径:1.0(um), 直径:142 (mm)，（25片/盒） |
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 | lab玻纤过滤膜, 无粘合剂, 孔径:1.2(um), 直径:142 (mm)，（50片/盒） |
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 | 英国whatman 1005-240 Grade5定性标准滤纸 |
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