共找到 150 條與 二乙基二硫代氨基甲酸鈉(銅試劑) 相關(guān)的標(biāo)準(zhǔn)，共 10 頁
本標(biāo)準(zhǔn)規(guī)定了以光度法測定橡膠中微量銅含量的方法。 本標(biāo)準(zhǔn)適用于銅含量不超過10mg/kg的天然和合成生膠、乳膠、混煉膠及硫化膠。銅含量高于10mg/kg的樣品，調(diào)整試樣質(zhì)量或適當(dāng)稀釋溶液后也可測定。 本方法同樣適用于經(jīng)氫氟酸處理的含二氧化硅的橡膠
Rubber--Determination of copper content--Zinc diethyldithiocarbamate photometric method
Water quality-Determination of total arsenic-Silver diethyldithiocarbamate spectrophotometric method
Water quality — Determination of total arsenic — Silver diethyldithiocarbamate spectrophotometric method
本標(biāo)準(zhǔn)規(guī)定了將As（V）、As（11）還原為砷化氫，用吸收液吸收并用二乙基二硫代氨基甲酸銀（AgDDTC）比色測定的通用方法。本標(biāo)準(zhǔn)適用于化學(xué)試劑中微量砷的測定。分光光度法或目視比色法的檢測范圍在吸收液中為0.1--49g/mL（以As計(jì)
General method for the determination of arsenic in chemical reagents (silver diethyldithiocarbamate method)
Water quality.Determination of total arsenic.Silver diethyldithiocarbamate spectrophotometry method
S-[1,2-bis(ethoxycarbonylj-ethyl] 0,0-dimethylphosphorodithioate. Determination ofacidity
General method for the determination of arsenic. Silver diethyldithiocarbamate photometric method
Applicable to the determination of concentrations of arsenic in the range of 0.001 to 0.1 mg/l
Water quality - Determination of total arsenic - Silver diethyldithiocarbamate spectrophotometric method
Municipal sewage.Determination of copper.Sodium diethyldithiocabamate spectrophotometric method
本標(biāo)準(zhǔn)規(guī)定了測定固體廢物浸出液中砷用二乙基二硫代氨基甲酸銀分光光度法。 本標(biāo)準(zhǔn)適用于固體廢物浸出液中砷的測定
Solid waste--Determination of arsenic--Silver diethyldithiocarbamate spectrophotometric method
Sulphur for industrial use. Determination of arsenic content. Silver diethyldithiocarbamate photometric method
Reagents. (+)-Tartaric acid. ?etermination of arsenic content. Silver dlethjrl- dithiocarbamate spectrophotometric method
Reaaents. Sodium sulphite, anhvdrous and sodium sulphite heptahv?rate. Determination of arsenic content. Silver diethyldithiocarbamate spectrophotometric method
Reaqents. Potassium iodide. Determination of arsenic content. Sil^pr diethyldithiocarbamate spectrophotometric method
La présente Norme Internationale spécifie une méthode photométrique au diéthyldithiocarbamate d'argent pour le dosage de l'arsenic dans l'acide
Phosphoric acid for industrial use - Determination of arsenic content - Silver diethyldithiqcarbamate photometric method
