HANNA HI 99181 Portable pH Meter for Skin

HANNA HI 99181 Portable pH Meter for Skin

• Pre-amplified flat-tip pH electrode with built-in temperature sensor allows for maximum surface contact
• Multi-level LCD display
• On-screen tutorial messages for calibration and set-up
• Automatic Temperature Compensation
• Automatic one or two point calibration
• BEPS (Battery Error Prevention System) alerts the user in the event that low battery power could adversely affect readings
• Battery % displayed on startup
• Compact, heavy-duty, and waterproof
• Easy to clean and keep clean

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.

Order Information:
HI 99181 is supplied with HI 1414D/50 flat tipped pH/temperature probe, HI 70004 pH 4.01 buffer solution sachet, HI 70007 pH 7.01 buffer solution sachet, HI 700620 electrode cleaning and disinfection solution for skin residuals sachets (2), HI 700621 electrode cleaning solution for skin grease and sebum sachets (2), batteries, instructions and hard carrying case.

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)
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)
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.)