Fine Chemistry
-
Petroleum ether
$12.75 – $387.88bp 30-60 degree celsiusbp 60-90 degree celsiusbp 90-120 degree celsiusfor GC- for environmental analysisClear25L500ml5L2.5L10L4L -
pH Buffer standard solution
$16.43 – $166.60pH=4.01?0.02 (25?C)pH=6.86?0.02 (25?C)pH=9.18?0.02 (25?C)Clear100ml250ml500ml2.5L -
pH test strips
$9.07 – $27.771-14- display hue response interval 1pH 0.5-5.0- hue response interval 0.5pH 3.8-5.4- hue reaction interval 0.5pH 5.5-9.0- hue response interval 0.5pH1-14 four hueClear1EA10EA
