Two neck round bottom flask
Two neck round bottom flask, Total:11 items.
The international standard classification for "Two neck round bottom flask" includes: .
The Chinese standard classification for "Two neck round bottom flask" includes: .
Professional Standard - Education
- JY/T 0454-2011 Teaching glassware round bottom short neck thick mouth flask
British Standards Institution (BSI)
- BS 2734:1956 Specification for boiling flasks (narrow-necked), conical, flat bottom and round bottom
- BS 2734:1984 Specification for boiling flasks (narrow-necked), conical, flat bottom and round bottom
Czech Standards Institute (UNMZ)
- CSN 70 4045-1974 Flasks with round bottom
- CSN ON 70 4044-1966 Flask with round bottom and double tube
Portuguese Institute of Quality
- NP 3155-1988 Laboratory glassware Boiling flasks (narrow-necked)
Yugoslav Association for Standardization
- JUS B.E4.173-1987 Laboratory glassware and accessories. Boiling flasks with round bottom, long neck, cylindrical. Quality re-quirements
- JUS B.E4.175-1987 Laboratory glassvvare and accessories. Boiling flasks with round bottom, short narrovv neck, cylindrical. Quality requirements
Association Francaise de Normalisation
- NF B35-004:1974 Laboratory glassware. Round bottom flasks. Flat bottom flasks. Flasks with conical ground glass joint.
Standard Association of Australia （SAA）
- AS 2246:1996 Conical flasks and boiling flasks (narrow necked)
German Institute for Standardization
- DIN 12353:1981-11 Laboratory ware made from fused quartz and fused silica; boiling flasks made from fused quartz; round bottom flasks, flat bottom flasks and conical flasks
