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HI 99181 is a pH meter specifically designed for skin analysis. Essential for labs researching the biological compatibility of cosmetics and pharmaceuticals. HI 99181 provides quick and simple measurements without compromising precision.
The amplified HI 1414D/50 probe has been specially designed with a flat tip for accurate skin pH measurement with maximum surface contact.
Specifications:
Range | pH | -2.00 to 16.00 pH |
Temperature | -5.0 to 105.0°C / 23.0 to 221.0°F | |
Resolution | pH | 0.01 pH |
Temperature | 0.1°C / 0.1°F | |
Accuracy @ 20°C | pH | ±0.02 pH |
Temperature | ±0.5°C (up to 60°C), ±1.0°C (outside) / ±1.0°F (up to 140°F); ±2.0°F (outside) | |
pH Calibration | automatic, 1 or 2 point with 2 sets of memorized buffer values (pH 4.01 / 7.01 / 10.01 or pH 4.01 / 6.86 / 9.18) |
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Temperature Compensation | Automatic, -5 to 105°C (23 to 221°F) | |
pH Electrode | HI 1414D/50, amplified, flat tip, with internal temperature sensor, 50mm (2.0") long body (included) |
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Battery Type / Life | 1.5V AAA (3) / approximately 1200 hours of continuous use. auto-off after eight minutes of non-use | |
Environment | 0 to 50°C (32 to 122°F); RH max 100% | |
Dimensions | 152 x 58 x 30 mm (6.0 x 2.3 x 1.2”) | |
Weight | 205g (7.2 oz.) |
Product Information | |
Datasheet | ![]() |
Manual | ![]() |
HANNA Catalog | ![]() |