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Description
Ohaus AQUASEARCHER™ AP50MM Portable ColorimetersOhaus AQUASEARCHER AP50MM Portable Colorimeters Ohaus AQUASEARCHER AP50MM Portable Colorimeters is the perfect field companion for reliable and efficient colorimetric and turbidity measurements. Its rugged single handed design and pre programmed testing parameters make it easy to use on the go. Features: Fast and reliable tests AP50MM is equipped with a real time dynamic display for each measurement, to provide fast, reliable results. It can record up
Ohaus AQUASEARCHER™ AP50MM Portable Colorimeters
Ohaus AQUASEARCHER™ AP50MM Portable Colorimeters is the perfect field companion for reliable and efficient colorimetric and turbidity measurements. Its rugged single-handed design and pre-programmed testing parameters make it easy to use on the go.
Features:
- Fast and reliable tests - AP50MM is equipped with a real-time dynamic display for each measurement, to provide fast, reliable results. It can record up to 30,000 datapoints with time and date stamp.
- Intuitive operation- built-in calibration curves provide automatic selection of appropriate wavelengths from the long-lasting LED light source. Store commonly used tests for efficient field use.
- User-Friendly – large, backlit display makes it easier to read real-time results.
Packages - Available in two configurations:
| AP50MM-B | AP50MM-F |
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Specifications:
| Fixed wavelength | 365 nm; 420 nm; 455 nm; 525 nm; 560 nm; 570 nm; 630 nm |
| Photometric Measuring Range | 0 Abs ~ 1 Abs |
| Photometric Accuracy | ± 0.005 Abs @1.0 Abs Nominal |
| Turbidity Optical System | Nephelometric |
| Data Storage | 30,000 Group with Date, Time |
| Battery Life | 6 months (typical) @25 readings a week |
| Dimensions (LxWxH) | 10.43 in x 2.72 in x 3.47 in (265 mm x 69 mm x 88 mm) |
| Display | Backlit Graphical LCD, 160×240 pixels |
| Net Weight | 1.32 lb (0.6 kg) |
| Power | 4 AA (LR6) Batteries (Included) |
| Sample Vials Compatibility | Round Ø24mm |
| Source Lamp | Light Emitting Diode (LED) |
| Storage temperature range | 18 °C - 60 °C ~ 0 °F - 140 °F |
| Turbidity Detection Limit NTU | 1 |
| Turbidity Excitation Wavelength | IR LED; White |
| Turbidity Measuring Range NTU | 0 - 200 |
| Turbidity Reproducibility | 1 NTU |
| Wavelength accuracy | ±1.0nm |
| Wavelength Selection | Automatic |
| Working Altitude | Up to 2000m |
| Working Environment | 4 ~ 41 °C , 85%RH, non-condensing (40 ~ 106 ºF, 85%RH, non-condensing) |
Additional Literature:
AP50MM Quick Start Guide
AP50MM Manual
AP50MM Datasheet
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.6 ★★★★★
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Product Reviews
★★★★★ 5
Very Nice
Color: Cobalt Blue
Very well made. Kind of an elegant feel, and I love the color (blue) and quality. Super happy with this wallet.
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Reviewed in the United States on February 8, 2026
★★★★★ 5
Muy buena calidad
Color: J-Class - Black
Excelente calidad
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Reviewed in the United States on June 10, 2026
★★★★★ 4
Estilo y funcionalidad en un solo accesorio
Color: J-Class - Black
Esta es la opción ideal para el hombre moderno que busca funcionalidad, elegancia y sofisticación en un accesorio. Hecha con cuero de la mejor calidad, perfecta para ocasiones formales o de uso diario.
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Reviewed in the United States on December 8, 2025
★★★★★ 5
Excelente producto
Color: Pop Color - Navy/Red
La billetera es muy linda y su material suave.
El diseño es lindo
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Reviewed in the United States on June 2, 2026
★★★★★ 5
Very comfortable very functional and well thought out
Color: Logo Ribbon - Brown
This wallet is so well made, fits all of my cards and i.d. perfectly without having to fight to get them back out, has nice cushion as well if you keep in back pocket, never even know its there until you need to pull it out, absolutely love this wallet
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Reviewed in the United States on February 20, 2026