实验室玻璃器皿
Glassware
Photo for reference; configuration may vary by order.
Model No. GLA-0001 · Laboratory Consumables
Class A Volumetric Flask
A 级容量瓶
Making up standards and mobile phases to an exact volume calls for Class A flasks. Ours are borosilicate 3.3, offered from 5 to 2000 mL with tolerances of ± 0.02 to ± 0.5 mL depending on size, calibrated at 20 °C to a single mark. Choose a snap cap or ground-glass stopper and a narrow or wide neck.
- Class
- Class A
- Material
- Borosilicate 3.3
- Volume range
- 5–2000 mL
- Tolerance
- ± 0.02 to ± 0.5 mL
- Calibration temperature
- 20 °C
Packing & Shipping
| Place of origin | China (dispatched from Shanghai) |
|---|---|
| Brand | Liquid International / OEM on request |
| Export packing | Fumigation-free plywood case or reinforced carton |
| Loading port | Shanghai / Ningbo (others on request) |
| Payment terms | T/T, L/C at sight (confirmed on quotation) |
| Trade terms | EXW, FOB, CFR, CIF, DAP |
Typical export terms — final terms are confirmed on the proforma invoice.
Product Description 产品描述
Making up standards and mobile phases to an exact volume calls for Class A flasks. Ours are borosilicate 3.3, offered from 5 to 2000 mL with tolerances of ± 0.02 to ± 0.5 mL depending on size, calibrated at 20 °C to a single mark. Choose a snap cap or ground-glass stopper and a narrow or wide neck.
Highlights
- Class A tolerance from ± 0.02 to ± 0.5 mL
- Borosilicate 3.3 in 5 to 2000 mL sizes
- Single graduation mark calibrated at 20 °C
- Snap cap or ground-glass stopper; narrow or wide neck
Applications
- Standard preparation
- Sample dilution
- Mobile phase preparation
- Volumetric analysis
Specifications 技术参数
| Parameter | Value |
|---|---|
| Class 等级 | Class A |
| Material 材料 | Borosilicate 3.3 |
| Volume range 体积范围 | 5–2000 mL |
| Tolerance 公差 | ± 0.02 to ± 0.5 mL |
| Calibration temperature 校准温度 | 20 °C |
| Closure 盖 | Ground stopper or snap cap |
| Neck 颈 | Narrow or wide |
| Graduation 刻度 | Single mark |
| Certificate 证书 | Batch or individual |
| Standard 标准 | ISO 1042 |
| Model No. | GLA-0001 |
| Place of origin | China (dispatched from Shanghai) |
Applicable standards 适用标准
ISO 3585 (borosilicate glass 3.3)
ISO 1042 (one-mark volumetric flasks)
ISO 385 (burettes)
ISO 4788 (graduated measuring cylinders)
ASTM E438 (glass composition)
USP <660> (glass containers)
Chinese national standards (GB/T, JJG) and international standards referenced for this product type. Test reports and certificates are supplied with the quotation on request.
Packing & Shipping 包装与运输
Export packing
Fumigation-free plywood case or reinforced carton
Every unit is power-tested before packing; enclosed in shock foam and moisture barrier; wooden cases comply with ISPM 15.
Loading port
Shanghai / Ningbo (others on request)
Full container load (FCL), less-than-container load (LCL) or air freight; complete export documentation provided.
Inquiry Now 索取报价
Complete the form below — an export engineer will send technical configurations and a formal proforma invoice within 24 hours.
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