甲醇

Description-Clearcolorlessliquidfreeofsuspendedmatter
外观-无色，无悬浮物...........................................ToPassTest
Assay(byGC-FID)GC-FID含量...................................≥99.9%
Color色度............................................................≤10APHA
Acetaldehyde乙醛含量..............................................≤0.001%
Formaldehyde甲醛含量..............................................≤0.001%
Acetone丙酮含量.....................................................≤0.001%
FluorescenceatemissionmaximumforImpurities-(asQuininesulfate)
杂质最大荧光发射-...........................≤1.0ppb
LCgradientelutionsuitabilityat-254nm
液相色谱梯度适应性-254nm.................................ToPassTest
Evaporationresidue蒸发残渣...................................≤0.0002%
Mixingwithwaterexperiment与水混合试验..........ToPassTest
SubstancesdarkenedbySulfuricacid
硫酸变暗物质....................................................ToPassTest
SubstancesreducingPermanganate
还原高锰酸钾物质............................................ToPassTest
Acidity(inH+)酸度（以H+计）.........................≤0.0003mmol/g
Alkalinity（inOH-）碱度（以OH-计）................≤0.0002mmol/g
Water水分..................................................................≤0.05%
Opticalabsorbanceat-205nm光学吸收-205nm..........≤1.00AU
Opticalabsorbanceat-220nm光学吸收-220nm............≤0.25AU
Opticalabsorbanceat-230nm光学吸收-230nm..........≤0.15AU
Opticalabsorbanceat-240nm光学吸收-240nm..........≤0.05AU
Opticalabsorbanceat-254nm光学吸收-254nm...........≤0.01AU
Opticalabsorbanceat-280nm光学吸收-280nm........≤0.005AU