DWK Duran 20 mL Amber Volumetric Flask, Class A, White Graduation, Batch Certificate, Polyethylene Stopper NS 10/19
Product overview
The DWK Duran 20 mL amber volumetric flask is meticulously crafted from high-quality borosilicate glass 3.3, ensuring exceptional durability and chemical resistance. Its amber coloration provides effective UV protection, safeguarding light-sensitive substances during storage and preparation. Complying with ISO 1042 standards, this Class A flask features a white printed graduation mark for clear visibility and precise measurement. Each flask is supplied with a batch certificate, documenting the mean value obtained from measuring the batch, standard deviation, and the day of issue, ensuring reliable performance. Equipped with an ergonomic polyethylene stopper (NS 10/19), it ensures a secure seal, preventing contamination and evaporation of contents. Calibrated to contain (IN) at a reference temperature of +20 °C, this flask is ideal for accurate preparation and storage of standard solutions in laboratory settings.
Key Features:
- Brand: DWK Duran
- Material: Borosilicate glass 3.3 for high durability and chemical resistance
- Graduation: White printed Class A graduation mark for precise measurement
- Certification: Includes a batch certificate ensuring accuracy
- Stopper: Ergonomic polyethylene stopper (NS 10/19) for secure sealing
- Calibration: Calibrated to contain (IN) at +20 °C reference temperature
- Application: Ideal for accurate preparation and storage of standard solutions
The DWK Duran 20 mL Amber Volumetric Flask, Class A, White Graduation, Batch Certificate, Polyethylene Stopper NS 10/19 is a practical choice for laboratories requiring dependable quality, reliable performance, and consistent day-to-day use.
Product Specifications
- HS Code #70172000
- Accuracy classA
- ColourBrown
- Ground sizeNS10/19
- Height110 mm
- MaterialDURAN® glass
- Material closurePE
- Nominal capacity20 ml
- StandardDIN EN ISO 1042
- Tolerance0,04 ± ml
- Type of closureStopper
- UNSPSC41121804
Products related to this item (11)
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246760954 | 4.652 567 | DWK Duran 5 mL Amber Volumetric Flask, Class AW, White Graduation, Batch Certificate, Polyethylene Stopper NS 10/19 | Stopper | 5 ml | 225.50 | |||
246762552 | 4.652 570 | DWK Duran 100 mL Amber Volumetric Flask, Class A, White Graduation, Batch Certificate, Polyethylene Stopper NS 14/23 | Stopper | 100 ml | 236.50 | |||
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