Showing 1057–1068 of 1093 results

฿2,675.00

The HANNA HI 770 Checker®HC is accurate and affordable. This portable handheld colorimeter features a resolution of 1 ppm (200 points) and ±2 ppm ±5% of reading accuracy. The contoured style of the HI 770 Checker®HC fit in your palm and pocket perfectly and the large LCD is easy to read. The auto shut off feature assures the battery life will not be drained if you forget to turn it off. The HI 770 Checker®HC is simple to use. First, zero the instrument with your water sample. Next, add the reagents in order, respecting all the indications. Last, place the vial into the Checker®HC, press the operational button for about 3 seconds and the display will show the countdown prior to the measurement or, alternatively, wait for 2 minutes after last reagent adding and press operational button. The Checker®HC displays concentration in ppm of Silica as SiO2. Order Information: HI 770 Checker®HC is supplied with sample cuvettes with caps (2 ea.), powder reagents for 6 tests, battery and instructions.

เครื่องวัดการนำไฟฟ้า/ของแข็งละลายในน้ำ

เครื่องวัดปริมาณธาตุอาหารในดิน รุ่น HI98331

฿5,671.00

The HI98331 Soil Test™ is a pocket tester specifically ...

฿2,675.00

Range 0:00 to 2:00 ppm | EPA method 340.1 | 0.01ppm resolution

฿2,675.00

Range 0.0 - 15 ppm | Molybdenum Blue Method | 0.1ppm resolution

฿2,675.00

Range 0:00 to 2:50 ppm | ascorbic acid method | Resolution 0.01ppm

฿2,675.00

Range 0.0 - 30.0 ppm | amino acid method | Resolution 0.1ppm

฿2,675.00

The HI 775 Checker®HC is a simple, accurate, and cost effective way to measure alkalinity. Designed as a more accurate alternative to chemical test kits, the HI 775 provides quick, accurate results in four easy steps.