Showing 553–564 of 752 results

฿2,033.00

The HANNA® turbidity calibration solutions are produced according to the AMCO AEPA-1 standards, at 0, 10, 20 and 500 FTU. They are preferred to the formazine based standards, as they are non-toxic, stable, reusable and long-lasting. They are preferred to the formazine based standards, as they are non-toxic, stable, reusable and long-lasting. Order Information: AMCO-EPA solution @ 0 FTU (30 mL)

฿4,280.00

AMCO-EPA solution @ 500 FTU (30 mL) The HANNA® turbidity calibration solutions are produced according to the AMCO AEPA-1 standards, at 0, 10, 20 and 500 FTU. They are preferred to the formazine based standards, as they are non-toxic, stable, reusable and long-lasting. Order Information: AMCO-EPA solution @ 500 FTU (30 mL)

เครื่องวัดความเป็นกรด-ด่าง/โออาร์พี

สารละลายมาตรฐานสำหรับสอบเทียบค่ากรด-ด่าง 1.68 (HI7001L)

฿963.00

Buffer Solution pH 1.68, 500 ml, ±0,01pH