Product model

Product differentiation

HM-YZ10

Small size, without pump, small sensor

HM-WS1

The HM-WS1 provides laboratories with a cost-effective Karl Fischer coulometric solution for trace water determination in petroleum, chemical, and pharmaceutical samples, delivering 0.1 μg sensitivity with semi-automatic operation and sealed cell safety for routine industrial moisture analysis.

HM-WS2

The HM-WS2 delivers fully automated Karl Fischer coulometric titration with a 7-inch touchscreen, Windows industrial control system, and high-precision accuracy specifications, enabling laboratories to streamline moisture determination workflows with integrated storage, calculation, and printing.

HM-WYN

Low-temperature kinematic viscosity tester equipped with a built-in compressor refrigeration system (5°C to +100°C) without external circulating water, 4 testing channels, 7-inch touchscreen, and liquid level protection.

HM-YN3-1

Fully automatic kinematic viscosity tester featuring 0.01s time resolution, 1000W heating power, dual-channel simultaneous testing, infrared photoelectric detection, and automatic suction, measurement, cleaning, and drying workflows.

HM-YN3-2

High-precision fully automatic kinematic viscometer offering ≤0.0005s time resolution, 1600W heating, fiber-optic infrared detection with adjustable threshold and extraction suction, manual erroneous data removal, and 100,000-entry USB data management.

HM-YN4

Portable automatic kinematic viscometer housed in a rugged three-proof engineering case, requiring only 0.3 mL micro-sample volume, featuring integrated automatic cleaning and drying, 24V lithium battery operation (up to 16h at 40°C), and ASTM D445/D446/D7279 compliance.

HM-DS1

Computer control, external printing, single sample testing

HM-CS2

Portable, built-in 44800mAh lithium battery, automatically selects standard curve

HM-LR2

7.5-inch touch screen

HM-YZ20

Large size, equipped with pump, high-precision sensor, touch screen with printing

HM-WS4

The HM-WS4 delivers laboratory-grade Karl Fischer coulometric moisture determination with 0.0001% sensitivity, a 10-inch display with multi-unit results, and mobile APP remote control. Full RS232/RS485/USB connectivity and PWM electrolysis circuit address the trace-level accuracy and data integration demands of professional QC laboratories.