Volumetric flask in amber borosilicate glass, 50 ml capacity with stopper, Class A
Volumetric flask, class A, with upper mouth with standard ground-glass joint, NS 12/21 and PP plastic stopper.
Made of borosilicate glass 3.3 according to ISO 1042 standards
Batch conformity certificate included
Capacity is 50 ml and with a tolerance of ± 0.060 ml and calibrated at 20 °C.
50ml Amber Volumetric Flask with Stopper, class A
Code
Volumetric flask in amber borosilicate glass, 50 ml capacity with stopper, Class A
Volumetric flask, class A, with upper mouth with standard ground-glass joint, NS 12/21 and PP plastic stopper.
Made of borosilicate glass 3.3 according to ISO 1042 standards
Batch conformity certificate included
Capacity is 50 ml and with a tolerance of ± 0.060 ml and calibrated at 20 °C.
€20.04 tax incl.
€16.56 Tax excl.
Spain 21% VAT; The final tax applicable may vary according to the country of destination.
Matraces aforados de vidrio ámbar
Grabado en color blanco la información:
Marca Glassco
Vidrio boro 3.3
Calibración 20°C.
Medida NS
Volumen nominal
Tolerancia
Símbolo de conformidad de acuerdo a la regulación de Alemania Federal: HLG
Nº de lote
ISO 1042 standard
Acompañado de número y certificado de lote.
| Capacidad | Boca | Tolerancia | Altura |
| 10 ml | NS 10/19 | ± 0,025 ml | 90 mm |
| 25 ml | NS 10/19 | ± 0,040 ml | 110 mm |
| 50 ml | NS 12/21 | ± 0,060 ml | 140 mm |
| 100 ml | NS 14/23 | ± 0,100 ml | 170 mm |
| 250 ml | NS 14/23 | ± 0,150 ml | 220 mm |
| 500 ml | NS 19/26 | ± 0,250 ml | 260 mm |
| 1.000 ml | NS 24/29 | ± 0,400 ml | 300 mm |
| 2.000 ml | NS 29/32 | ± 0,600 ml | 370 mm |
Propiedades generales del vidrio borosilicato 3.3
El vidrio se distingue por su muy buena resistencia química frente al agua, soluciones salinas, ácidos, bases y disolventes orgánicos. Solamente es atacado por ácido fluorhídrico y, a elevadas temperaturas, por bases fuertes y ácido fosfórico. De bajo coeficiente de dilatación lineal.
Composición química
80.00 % de Sílice; SiO2
12.50 % de Boro óxido; B2O3
2.40 % de Aluminio óxido; Al2O3
3.80 % de Sodio óxido; Na2O
1.00 % de Potasio óxido; K2O
0.30 % de Hierro óxido; Fe2O3
Resistencia química
Hidrolítica según DIN 12111 e ISO 719: Clase 1
A los ácidos según DIN 12116: Clase 1
A las bases según DIN 52322 e ISO 695: Clase 2
Data sheet
- Product Type
- Volumetric Flask
- Material
- Borosilicate Glass & PP Plastic
- Capacity
- 50 ml
- Colour
- Amber
- Neck Thread
- Ground-Glass Neck
- Standard Ground-Glass Joint
- 12/21
- Rim Shape
- Ground-Glass Joint
- Bottom Shape
- Flat bottom
- Height
- 140 mm
- Graduation
- One Mark Graduation
- Screen Print Colour
- Blue
- Closure
- Plastic Stopper
- Stopper
- Polyethylene (PE)
- Class
- A
- Calibration
- Calibrated at 20 °C with distilled water and individual calibration certificate
- Colour printed
- Batch number and certificate
- Accuracy (±)
- ± 0.06 ml
- Standard
- ISO 1042
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