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等級
ACS reagent
puriss. p.a.
品質等級
化驗
≥99.0% (TLC)
形狀
solid
品質
for the detection of Ni
技術
UV/Vis spectroscopy: suitable
雜質
≤0.02% insoluble matter in ethanol
燃燒殘留物
≤0.05% (as SO4)
mp
240-241 °C (lit.)
溶解度
water: soluble 0.1 g/10 mL, clear, colorless
正離子痕跡
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Na: ≤50 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg
官能基
amine
oxime
SMILES 字串
CC(=N/O)\C(C)=N\O
InChI
1S/C4H8N2O2/c1-3(5-7)4(2)6-8/h7-8H,1-2H3/b5-3+,6-4+
InChI 密鑰
JGUQDUKBUKFFRO-GGWOSOGESA-N
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一般說明
二甲基乙二肟(DMG)是一种络合配体。 二甲基乙二肟可与带有诸如VO(IV)、Ni(II)、Zn(II)、Pd(II)、Cd(II)和Pb(II)等金属的N-乙酰基甘氨酸形成许多混合配体络合物。它是用于分光光度法测定Co(II)、Fe(II)、Ni(II)、Pd(II)和Re(VII)的有效试剂。
應用
二甲基乙二肟(DMG)被用作钴(II)和镍(II)金属的络合剂,可用于通过吸附溶出伏安法分析盐水中的痕量金属。 在一项研究中,DMG已被用于开发一种新型DMG,其包含改性溶胶-凝胶碳复合电极,从而用于重金属伏安传感测定中。
訊號詞
Warning
危險聲明
危險分類
Flam. Sol. 2
儲存類別代碼
4.1B - Flammable solid hazardous materials
水污染物質分類(WGK)
WGK 3
個人防護裝備
Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
其他客户在看
Preparation and Spectral Properties of Mixed-Ligand Complexes of VO (IV), Ni (II), Zn (II), Pd (II), Cd (II) and Pb (II) with Dimethylglyoxime and N-Acetylglycine.
Journal of Chemistry, 7(S1), S580-S586 (2010)
Dimethylglyoxime doped sol-gel carbon composite voltammetric sensor for trace nickel.
Electroanalysis, 9(9), 689-692 (1997)
Application of adsorptive stripping voltammetry (AdSV) for the analysis of trace metals in brine.
Fresenius Journal of Analytical Chemistry, 340(6), 363-370 (1991)
The Science of the total environment, 409(22), 4663-4666 (2011-09-06)
Nickel and cobalt allergy remain frequent in dermatitis patients. It is important to determine possible nickel and cobalt exposures at work as these may offer important information to regulators and physicians who perform patch testing. Clinical relevance of metal exposure
Contact dermatitis, 62(5), 279-288 (2010-06-12)
The accuracy of the dimethylglyoxime (DMG) nickel spot test has been questioned because of false negative and positive test reactions. The EN 1811, a European standard reference method developed by the European Committee for Standardization (CEN), is fine-tuned to estimate
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