出口国外x荧光定硫仪
主要技术指标
1.测硫范围:7ppm～5%;
2.重复性(r):＜0.2894(s+0.1691);
3.再现性(r):＜0.1215(s+0.05555);
4.检出限: 7ppm;
5.油品量:2～2.5ml(相当油层厚度4mm～5mm);
6.测量时间:60、120、240、300、600秒,任意设定;
7.单样品自动测量,测量次数:2、3、5、10、50次任意设定,测量结束给出平均值和标准偏差;
8.校正曲线数:仪器可存取9条标定曲线,5条为一元一次直线,4条为二项式抛物线;
9.工作条件:温度5～40℃;相对湿度:≦85%(30℃);
10.电源:ac220v±20v,50hz,额定功率:30w;
11.尺寸和重量:468mm×368mm×136mm;13kg;
the instrument is specially designed to determine sulfur content in the petroleum products. adopts energy-dispersive principle, and with electrical, mechanical and microprocessor integration design, so it is rapid and accurate. it can meet the requirements of national standard gb/t 17040 and gb/t11140 on repeatability and reproducibility, and it can also meet requirements of astm d4294-03 on these indexes. it provides a measure to determine sulfur content during petroleum or petrochemical production process.
main technical specification and parameters
(1) measurement range: 7 ppm to 5%;
(2) repeatability (r): ＜0.02894(s+0.1691);
(3) reproducibility (r): ＜0.1215(s+0.05555);
(4) detection limit: 7 ppm;
(5) oil sample quantity: 2～3 ml (it is equal to sample depth of 3 mm～4 mm);
(6) measurement time: it can preset 60, 120, 240, 300, and 600 s at random;
(7) it can make determination automatically for single sample. measurement times: can set 2, 3, 5, 10, and 50 at random; it will show average value and standard deviation at end of measurement.
(8) calibration curve numbers: it can save 9 calibration curves. 5 pieces of them are unary linear equation and 4 pieces of them are unary quadratic equation.
(9) working condition:
a. ambient temperature: 5～40℃;
b. relative humidity: ≦85% (30 ℃);
(10) power supply: ac 220v±20v, 50 hz; rated power: 30 w;
(11) size and weight: 468mm×368mm×136mm; 13 kg;