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Conical Ground Mouth Flat Flush Flask Lab Borosilicate Glass Gas Washing Bottle 100ml 150ml 250ml 500ml

$ 29.34$ 38.30
1. SiO2> 99.99% ,high purity quartz tube. 2.Operating Temperature: 1250℃ SoftenTemperature: 1730℃. 3.Excellent visual and chemical performance . 4. without surface coating and infectant. 5. Health care and environmental protection. 6. Any dimension can be made. 7. CE.RoHs SGS approved.