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甲酸
Formate
别名: 蚁酸
Cas号: 64-18-6 M D L: MFCD00003297
分子式: CH2O2;CH2O2HCOOH 分子量: 46.03
货号 品名 规格 包装 单价 货期 库存
JD1227142487 甲酸 LC-MS, ~98% (T 500ml 858元 X 3天
JD1227142485 甲酸 99% 10kg 1394.8元 X 3天
JD1227142484 甲酸 99% 500g 184.8元 X 3天
JD1227142483 甲酸 HPLC,≥98% 100ml 140.8元 X 3天
JD1227142481 甲酸 LC-MS, ~98% (T) 100ml 272.8元 X 3天
JD1227142480 甲酸 LC-MS, ~98% (T) 25ml 184.8元 X 3天
JD1227142478 甲酸 ACS,88% 500ml 52.8元 X 3天
JD1227142462 甲酸 HPLC,≥98% 500ml 418元 X 3天
JD1227142461 甲酸 AR,88% 500ml 19.8元 X 3天
物流提示:偏远地区如新疆西藏宁夏甘肃等地可能无法运送液体,下单前请联系客服。
性状: 无色、发烟、易燃而有刺激气味的透明液体,能与水、醇、醚和甘油任意混合,对皮肤有腐蚀性。
质量标准: GB/T 15896-95
项目Item                                    分析纯       化学纯
                                             (AR)         (CP)
含量(CHO2)Assay,%                         ≥ 88.0         85.0
蒸发残渣Evaporation residue,%             ≤ 0.002        0.002
与水混合试验Miscibility with water           合格         合格
氯化物(Cl)Chloride,%                      ≤ 0.005        0.001
硫酸盐(SO4)Sulfate,%                      ≤ 0.001        0.002
亚硫酸盐(SO3)Sulfite,%                      合格         合格
铁(Fe)Iron,%                             ≤ 0.0001        0.0005
重金属(以Pb计)Heavy metals,%              ≤ 0.0001        0.0005

ACS级
项目名称Item                              ACS Grade
含量(HCOOH)Assay                          88.0%
色度Color(APHA)                           ≤15
稀释试验dilution test                     Passes test
蒸发残渣Residue after evaporation         ≤0.002%
乙酸Acetic Acid                           ≤0.4%
铵盐(NH4)Ammonium                         ≤0.005%
氯化物(Cl)Chloride(Cl)                    ≤0.001%
硫酸盐(SO4)Sulfate                        ≤0.002%
亚硫酸盐(SO3)Sulfite                      ≤Passes test
重金属(以Pb计)Heavy metals(as Pb)         ≤5ppm
铁(Fe)Iron(Fe)                            ≤5ppm


品级Grade                                for LC-MS
纯度Purity                               ≥98.0% (T)  
evapn. residue                           ≤0.002%
相对密度Specific gravity (20/20°C)      1.3700 - 1.3730
折光率Refractive index n20/D             1.2200 - 1.2230
chloride (Cl - ):                        ≤50 ppm
sulfate (SO 4 2- ):                      ≤50 ppm
sulfite (SO 3 2- ):                      ≤10 ppm
Ag:                                      ≤0.02 ppm
Al:                                     ≤0.05 ppm
Ba:                                     ≤0.05 ppm
Bi:                                     ≤0.1 ppm
Ca:                                     ≤0.2 ppm
Cd:                                     ≤0.05 ppm
Co:                                     ≤0.02 ppm
Cr:                                     ≤0.05 ppm
Cu:                                     ≤0.02 ppm
Fe:                                     ≤0.2 ppm
K:                                      ≤0.1 ppm
Li:                                     ≤0.02 ppm
Mg:                                     ≤0.5 ppm
Mn:                                     ≤0.05 ppm
Mo:                                     ≤0.02 ppm
NH 4 + :                                      ≤10 ppm
Na:                                     ≤0.5 ppm
Ni:                                     ≤0.05 ppm
Pb:                                     ≤0.02 ppm
Sr:                                     ≤0.02 ppm
Tl:                                     ≤0.05 ppm
Zn:                                     ≤0.05 ppm

贮存: 密封保存
用途  还原剂,测定砷、铋、铝、铜、金、铟、铁、铅、锰、汞、钼、银和锌等,检定铈,铼和钨,检验芳香族伯胺和仲胺,测定分子量及结晶的溶剂,测定甲氧基,显微分析中用作固定剂,制造甲酸盐类。