HANNA HI99121 ຊຸດວັດແທກ pH ຂອງດິນໂດຍກົງ (2.00~16.00 pH)
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 one or two point calibration with two sets of memorized buffers (Standard 4.01, 7.01, 10.01 or NIST 4.01, 6.86, 9.18)
Temperature Compensation: Automatic, -5 to 105°C (23 to 221°F)
pH Electrode: HI 1292D glass body, pre-amplified pH electrode for soil measurement with internal temperature sensor, DIN connector and 1 m cable
Battery Type / Life: 1.5V AAA (3) / approximately 1400 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
Weight: 205g (7.2 oz.)
Ordering Information: HI99121 is supplied with HI1292D pH electrode, HI721319 soil auger, HI7051M soil preparation solution, HI70004 pH 4.01 buffer solution sachet, HI70007 pH 7.01 buffer solution sachet, HI700663 cleaning solution sachet for inorganic soil deposits, HI700664 cleaning solution sachet for organic soil deposits, 100 mL plastic beaker, batteries, instructions and a hard carrying case.
ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ