成人h视频在线观看,欧美黑人又粗又大久久久,男女做爰猛烈叫床视频动态图,美国大片在线观看

The wide range of Dispensette® dispensers provides premium dispensing options for the complete spectrum of liquid reagents.

Dispensette® III (red color-code): For dispensing aggressive reagents, including concentrated acids such as H3PO4, H2SO4, bases like NaOH, KOH, saline solutions, as well as many organic solvents - directly from the supply bottle.

Dispensette® III Brand瓶口分液器，數(shù)字可調(diào)型，5-50 ml，帶安全閥

The Digital Easy Calibration type has a digital display and all the features that make dispensing safer and convenient.:

• Mechanical/digital display: The mechanical volume setting is easy to read and ensures accurate and reproducible volume control.
• Easy Calibration Technique: Calibration and adjustments according to ISO 9001 and GLP are done within seconds. Alteration of factory setting is automatically indicated by a red recalibration flag.
• Dispensing directly from the supply bottle
• Easy to dismantle for cleaning
• Replaceable filling valves
• Autoclavable at 121 °C
• Conformity certified
• Parts in contact with medium: borosilicate glass, ceramic, platinum-iridium, ETFE, FEP, PFA, PTFE and PP (discharge tube safety screw cap)
• Operating limits: vapor pressure max. 600 mbar, viscosity max. 500 mm2/s, temperature max. 40 °C, density max. 2.2 g/cm3