ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Measurement Targets: Sulfuric acid concentration in copper sulfate plating bath
Measurement Equation: Spectrophotometry
Measurement Criteria: 0．0～199．9g/L
Presentation Resolution: 0.1g/L
Repeatability: ± within 5% (FS)
Response Time: 5 seconds after power ON
Automatic power off: Hold the measured value for 5 seconds, then auto power off
Measurement time: About 1 minute each time
Self-diagnostic function: Battery voltage, poor calibration, LED degradation
Calibration: Perform zero calibration and span calibration before measuring.
Power: AAA alkaline batteries (LR03×4) DC6V
External dimensions: 88（W）×174（D）×65（H）mm
Weight: Approx. 310g
Standard Configurations: Instrument body, alkaline batteries, 3 measuring cells, measuring reagent H2SO4-RA 500mL
span calibration cell x1, dropper (for 5mL), micropipette (for 0.1mL), instruction manual, warranty card, carrying case
