PX1405

氯化钾

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

• 线性分子式: KCl
• CAS号: 7447-40-7
• 分子量: 74.55
• MDL號碼: MFCD00011360
• 分類程式碼代碼: 12352302
• 酶委員會索引編號: 231-211-8

属性

• agency: meets USP/NF
• 品質等級: 200
• 化驗: 99.0-100.5% (silver nitrate titration)
• 形狀: crystals
• 雜質: ≤0.005% Insoluble matter
• 顏色: white
• pH值: 5.5-8.0 (25 °C, 50 g/L in H₂O)
• bp: 1413 °C/1013 hPa
• mp: 770 °C (lit.)
• 密度: 1.98 g/mL at 25 °C (lit.)
• 負離子痕跡: bromide (Br^-): ≤0.01%; chlorate, nitrate (as NO₃^-): ≤0.003%; iodide (I^-): ≤0.002%; phosphate (PO₄^3-): ≤5 ppm; sulfate (SO₄^2-): ≤0.001%
• 正離子痕跡: Ba: ≤0.001%, passes test; Ca: ≤0.002%; Fe: ≤3 ppm; Mg: ≤0.001%; Na: ≤0.005%; heavy metals (as Pb): ≤5 ppm
• 運輸包裝: ambient
• 儲存溫度: room temp
• SMILES 字串: [Cl-].[K+]
• InChI: 1S/ClH.K/h1H;/q;+1/p-1
• InChI 密鑰: WCUXLLCKKVVCTQ-UHFFFAOYSA-M

说明

應用

可用于磷酸盐缓冲液制备，以及蛋白提取和溶解。

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

分析報告

Assay (argentometric)99.0-100.5%Barium (Ba)Passes test (Limit about 0.001%)Bromide (Br)0.01% maxCalcium (Ca)0.002% maxChlorate and nitrate (as NO3)0.003% maxColorWhiteFormCrystalsHeavy metals (as Pb)5ppm maxInsoluble matter0.005% maxIodide (I)0.002% maxIron (Fe)3ppm maxMagnesium (Mg)0.001% maxPhosphate (PO4)5ppm maxSodium (Na)0.005% maxSulfate (SO4)0.001% maxpH of a 5% solution at 25°C5.4-8.6

安全信息

• 儲存類別代碼: 13 - Non Combustible Solids
• 水污染物質分類（WGK）: WGK 1