37238 BLAUBRAND Volumetric flasks, BLAUBRAND®, class A, DE-M, Boro 3.3, with PP/PE stopper, ISO batch certificate
Description
Short Description
BRAND® BLAUBRAND® 37238 volumetric flask, nominal volume 5 mL, wide neck design made from clear Borosilicate 3.3 glass, Class A DE-M accuracy conforming to DIN EN ISO 1042. Equipped with square-grip polypropylene (PP) stopper, NS10/19 ground joint, calibrated TC (IN) at 20°C. Pack of 2 units with official factory batch certificate.
Full Detailed Description
BRAND® BLAUBRAND® 37238 volumetric flask is premium certified micro laboratory glassware manufactured in Germany. Constructed from robust clear Borosilicate 3.3 glass, delivering outstanding chemical resistance and thermal stability.
This 5 mL wide neck volumetric flask meets strict Class A DE-M accuracy standards under DIN EN ISO 1042, calibrated to contain (TC, In) at reference temperature 20°C, error limit ±0.04mL. Fitted with practical anti-slip square PP stopper (NS10/19 ground joint), preventing rolling on lab benches.
High-contrast baked blue calibration ring mark resists fading during repeated washing and drying. The glass can withstand drying temperature up to 250°C without permanent volume deviation. Each package contains 2 flasks and original batch conformity certificate, convenient for laboratory audit and quality traceability.
Specially designed for micro-volume quantitative work, perfect for preparing trace standard solutions, precise dilution and all high-precision analytical testing procedures.
Application
✅ Item No.: 37238 | Nominal Volume: 5 mL | Pack of 2
✅ Class A DE-M certified, meets DIN EN ISO 1042 standard
✅ Clear Borosilicate 3.3 glass, excellent chemical & thermal resistance
✅ Wide neck design, NS10/19 ground joint with square grip PP stopper
✅ Calibrated TC (To contain / IN) at 20°C, error limit ±0.04 mL
✅ Fired blue enamel graduation line, scratch-resistant & wash durable
✅ Temperature resistant up to 250°C
✅ Made in Germany, supplied with traceable batch certificate