ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Determination method: rapid catalytic method (chromium method)
Range of measurement: 0~150mg/L low range
High range: (>, 1000mg/L)
Measurement error: 5~100 mg/L, absolute error: + / – 5 mg/L; 100 mg/L~1000 mg/L, the relative error is less than or equal to or equal to 5%
Digestion temperature: 165 + / – 1 ℃; Digestion time: 15 minutes
Determination time: simultaneous determination of 9, 12 or 25 water samples in 30 minutes; (different quantity of water samples according to the configuration)
Temperature: < of error of plus or minus 1 ℃
Temperature field: uniformity of 2 ℃ or less
The resolution time indicator error: is less than or equal to or equal to 2%
Record storage: can store 20 test results.
The environment temperature: (5 ~ 40 ℃
Environmental humidity: relative humidity < 85% (no condensation)
Power supply: AC220V plus or minus 10% / 50Hz
