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Hanna Chromium VI Low-Range Checker/Tester - HI749
Specifications
| Country of Origin | India |
|---|---|
| Resolution | 1 ppb |
| Accuracy | ±3 ppb ±5% of reading |
| Measurement Range | 0 to 300 ppb |
| Display | Digital LCD |
| Brand | Hanna |
| Type | Handheld Colorimeter |
| Operating Temperature | 0 to 50 °C |
| Dimensions | 81.5 x 61 x 37.5 mm |
| Light Source | LED @ 525 nm |
| Battery Type/Life | 1 × 1.5V AAA |
| Automatic Shut-Off | After 10 minutes of non-use |
| Model | HI749 |
| Method | Adaptation of ASTM D 1687-92, Diphenylcarbohydrazide method |
| Weight | 0.064 kg |
| Light Detector | Silicon photocell |
| Product Condition | New |
| MPN | HI749 |
| Max Relative Humidity | 95% (non-condensing) |
Key Features
Hanna HI749 Chromium VI Low-Range Checker is a digital handheld colorimeter designed for precise measurement of hexavalent chromium in water from 0 to 300 ppb.
- Measures Chromium VI (Hexavalent Chromium) concentrations from 0 to 300 ppb.
- Accuracy of ±3 ppb ±5% of reading ensures reliable analytical results.
- Digital readout eliminates subjective color comparison errors inherent with manual test kits.
- Compact, portable, and easy to carry for field or laboratory testing.
- Simple one-button operation streamlines testing procedures.
- Built-in timer and automatic shut-off after ten minutes of non-use for battery efficiency.
- Uses LED light source at 525 nm and silicon photocell light detector for precise photometric analysis.
- Requires one 1.5V AAA battery for operation with practical battery life for frequent use.
Product Description
Hanna HI749 Chromium VI Low-Range Checker Tester is a highly accurate handheld colorimeter designed to measure hexavalent chromium (Chromium VI) concentrations in water, including drinking water and wastewater, within a range of 0 to 300 ppb. This compact instrument replaces subjective visual color comparison methods with a digital readout, improving the reliability and repeatability of measurements. Its ease of use, accuracy, and portability make it ideal for routine monitoring in industrial, laboratory, environmental, and water treatment applications.
- Measurement range of 0 to 300 ppb suitable for low-range Chromium VI detection.
- Accuracy of ±3 ppb ±5% of reading supports compliance testing and trace-level analysis.
- Resolution of 1 ppb with digital display for high sensitivity.
- Uses Diphenylcarbohydrazide method based on ASTM D 1687-92 for dependable results.
- Equipped with LED light source at 525 nm and silicon photocell detector for precision photometry.
- Operates on a single 1.5V AAA battery and includes automatic shut-off to conserve power.
- Exceptionally lightweight (64 g) and compact (81.5 x 61 x 37.5 mm) for convenient field testing.
Designed to meet the demands of water quality monitoring in plating industry quality control, cooling tower maintenance, environmental compliance, and laboratory analysis. Applicable in industrial, municipal, laboratory, and wastewater settings where detection and quantification of hexavalent chromium is required.
Standard package includes the main HI749 Checker colorimeter, battery, and operating instructions (reagents and vials typically supplied by Hanna as accessory kits). For more related instrumentation and solutions, explore the Hanna range in Laboratory Colorimeters at EnvMart.
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Frequently Asked Questions
The Hanna HI749 colorimeter measures hexavalent chromium concentrations in water from 0 to 300 ppb.
The HI749 has an accuracy of ±3 ppb ±5% of reading, ensuring reliable analytical results.
The digital readout eliminates subjective color comparison errors that are common with manual test kits, providing more reliable results.
Yes, the HI749 is compact, lightweight (64 g), and designed for portability, making it ideal for field testing.
The HI749 uses the Diphenylcarbohydrazide method based on ASTM D 1687-92 for dependable results.
The HI749 operates on a single 1.5V AAA battery and features an automatic shut-off to conserve power after ten minutes of non-use.
The HI749 is suitable for industrial, municipal, laboratory, and wastewater settings where detection and quantification of hexavalent chromium is required.
The standard package includes the main HI749 Checker colorimeter, a battery, and operating instructions. Reagents and vials are typically supplied as accessory kits.
The HI749 features a simple one-button operation that streamlines testing procedures, making it user-friendly.
The HI749 has a resolution of 1 ppb, providing high sensitivity for precise measurements.
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