品Pai: | 天津 | 型号: | B | 规格: | 2.0 |
适用范围: | 浓度 | | | | |
规格0-10 10-20 20-30 30-40波美计的使用类似于比重计。根据测得的比重,查表换算浓度。现在对不同溶液的波美表都是专用的,如酒精波美表、盐水波美表等。盐水波表表见下:B'e 15℃ 比重 食盐% 盐水100㏄中之gm数0.0 1.0000 0.00 0.001.0 1.0069 0.95 0.962.0 1.0140 1.95 1.963.0 1.0212 2.93 2.994.0 1.0285 3.93 4.045.0 1.0358 4.94 5.136.0 1.0434 5.96 6.237.0 1.0509 6.98 7.348.0 1.0587 8.02 8.499.0 1.0665 9.08 9.6810.0 1.0745 10.15 10.9111.0 1.0825 11.20 12.1312.0 1.0907 12.28 13.4013.0 1.0990 13.36 14.6814.0 1.1074 14.47 16.0215.0 1.1160 15.59 17.4016.0 1.1256 16.67 18.7717.0 1.1335 17.78 20.1518.0 1.1425 18.92 21.6218.5 1.1471 19.40 22.2519.0 1.1516 20.97 23.1119.1 1.1525 20.29 23.4019.2 1.1534 20.29 23.40