PX1476

Potassium Hydrogen Phthalate

Meets ACS Specifications GR ACS

• 同義詞: Potassium Hydrogen Phthalate, Potassium Biphthalate, Potassium Acid Phthalate
• 經驗公式（希爾表示法）: C₈H₅KO₄
• CAS號碼: 877-24-7
• 分子量：: 204.22
• MDL號碼: MFCD00013070
• 分類程式碼代碼: 41116107
• 酶委員會索引編號: 212-889-4

屬性

• 等級: ACS reagent
• 品質等級: 200
• 化驗: 99.95-100.05% dry basis
• 形狀: solid
• 雜質: ≤0.002% Sulfur compounds (as S); ≤0.005% Insoluble matter
• 顏色: white
• pH值: 4.0 (20 °C, 50 g/L in H₂O)
• mp: 295-300 °C
• 溶解度: 80 g/L
• 負離子痕跡: chloride (Cl^-): 0.003%
• 正離子痕跡: Fe: ≤5 ppm; Na: ≤0.005%; heavy metals (as Pb): ≤5 ppm
• 運輸包裝: ambient
• 儲存溫度: room temp
• SMILES 字串: [K+].[O-]C(=O)c1c(cccc1)C(=O)[O-].[H+]
• InChI: 1S/C8H6O4.K/c9-7(10)5-3-1-2-4-6(5)8(11)12;/h1-4H,(H,9,10)(H,11,12);/q;+1/p-1
• InChI 密鑰: IWZKICVEHNUQTL-UHFFFAOYSA-M

描述

應用

Meets ACS Specifications GR ACS

分析報告

Assay (dried basis)99.95-100.05%Chlorine compounds (as Cl)0.003% maxColorWhiteFormCrystalsHeavy metals (as Pb)5ppm maxInsoluble matter0.005% maxIron (Fe)5ppm maxSodium (Na)0.005% maxSulfur compounds (as S)0.002% maxpH of a 0.05 m solution at 25.0 ± 0.2°C4.00-4.02

安全資訊

• 儲存類別代碼: 13 - Non Combustible Solids
• 水污染物質分類（WGK）: WGK 3
• 閃點（°F）: 387.1 °F - Pensky-Martens closed cup
• 閃點（°C）: 197.3 °C - Pensky-Martens closed cup