(VAPBH1) 0.35mL Semi-Micro Cuvette, Stopper, Bonded, Width 1mm, Black Walls
$93.00 Original price was: $93.00.$81.00Current price is: $81.00.
This semi micro airtight cuvette is for absorption applications, with a path length of 10 mm. For Aqueous Samples Only. Use up to 100°C. The price is for 1 piece.
- Type: Bonded, For Aqueous Samples Only
Description
VAPBH1 – 0.35 mL Semi-Micro Quartz Cuvette (Bonded, 1 mm Width, 2 Windows, Black Walls, PTFE Stopper)
The VAPBH1 is a bonded quartz cuvette designed for UV/VIS absorption spectroscopy. With a 1 mm internal width and 10 mm light path, it is ideal for ultra-low volume applications and high-concentration samples. Its black walls effectively minimize stray light and enhance measurement accuracy, especially for low-intensity signals.
Key Features
- Sample volume: 0.35 mL — optimized for semi-micro assays with minimal sample usage.
- 10 mm optical path length: standard for most UV/VIS spectrophotometers.
- 1 mm internal width: allows precise measurements of limited samples.
- Black walls: reduce reflection and stray light, improving signal-to-noise ratio.
- Bonded fabrication: allows for fast customization and lower cost, with path length tolerance of ±0.06–0.08 mm.
- Wavelength range: UV/VIS (190 – 2500 nm).
Typical Applications
- Low-volume UV/VIS absorbance measurements
- Protein and enzyme quantification
- Biological and pharmaceutical assays
- Light-sensitive sample analysis
Cuvette Specifications
| Type | Semi Micro Cuvette | Optical Path Length | 10 mm |
| Article No. | VAPBH1 | Volume | 350 µL |
| Measuring Method | Absorption Cells | Base Type | Flat |
| Number of Windows | 2 | Wavelength Range | UV/VIS (190 – 2500 nm) |
| Outside Dimensions | |||
| Height | 45 mm | Width | 12.5 mm |
| Depth | 12.5 mm | ||
| Inside Dimensions | |||
| Width | 1 mm | Depth (Inside) | 10 mm |
| Center Height (Z) | 8.5 – 20 mm | Fabrication Method | Bonded* |
| Package | Cell & PTFE Stopper | ||
About Bonded Fabrication
Bonded quartz cuvettes are manufactured by assembling precision-polished quartz pieces, allowing:
- Fast lead times and flexible customization.
- Lower cost compared to molded or fused cuvettes.
- Path length tolerance of approximately ±0.06–0.08 mm.
- Best suited for aqueous samples.
Usage Notes
- Recommended for general laboratory use with aqueous solutions.
- Not suitable for strong organic solvents or prolonged exposure to aggressive chemicals.
- Black walls reduce noise and enhance signal clarity for low-intensity measurements.
Note: Bonded cuvettes offer a cost-effective and versatile solution for standard spectroscopy applications. For organic solvents or long-term storage, consider using molded cuvettes for better durability.
Comparison of Fabrication Types
| 1 | 2 | 3 | 4 | ||
|---|---|---|---|---|---|
| *Molded | *Fused | *Bonded / Glued | |||
| UV vis ( 190- 2500 nm) | Yes | Yes | Yes | ||
| Transmission Matched | On Request | No | No | ||
| Transmission > 80% | Yes | Yes | Yes | ||
| Resistant to Acids and Bases (except hydrofluoric acid) | Yes | Yes | No | ||
| Resistant to Organic Solvents | Yes | Yes | No | ||
| Usable upto 600°C (1112°F) | Yes | Yes | Yes | ||
| Usable upto 1200°C (2192°F) | Yes | No | No | ||
| 0 Variations Reading | On Request | No | No | ||
| Fabrication | Molded | Assembled with Quartz Powder | Assembled with Glue | ||
| Adhesives | No | No | Yes | ||
| Storage | Short Term Storage | Clean After Use | Clean After Use | ||
| Available Material | Fused Quartz Material | ||||
| Note | Molded and fused cuvettes and cells are assembled by direct fusion without the use of adhesives throughout the production process. This guarantees resistance against corrosive chemicals and high temperature. Each quartz cuvette and cell has excellent transmission from 190nm to 2500nm. | ||||
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