1.05029

氢氧化钾

pellets for analysis (max. 0.05% Na) EMSURE^® ACS,Reag. Ph Eur

• 别名: 苛性钾
• 线性分子式: KOH
• CAS号: 1310-58-3
• 分子量: 56.11
• MDL號碼: MFCD00003553
• 分類程式碼代碼: 12352305
• 酶委員會索引編號: 215-181-3

属性

• 等級: ACS reagent
• 品質等級: 300
• agency: reag. Ph. Eur.
• 蒸汽壓力: 1 mmHg ( 719 °C)
• 產品線: EMSURE^®
• 化驗: 85.0-100.5% KOH basis
• 形狀: solid
• 效力: 333 mg/kg LD₅₀, oral (Rat)
• pH值: 14 (20 °C, 56 g/L in H₂O)
• mp: 361 °C (lit.)
• 負離子痕跡: carbonate (K₂CO₃): ≤1.0%; chloride (Cl^-): ≤0.01%; phosphate (PO₄^3-): ≤0.0005%; silicate (as SiO₂): ≤0.005%; sulfate (SO₄^2-): ≤0.0005%
• 正離子痕跡: Al: ≤0.001%; Ca: ≤0.001%; Fe: ≤0.0005%; Mg: ≤0.002%; N: ≤0.002%; Na: ≤0.05%; Ni: ≤0.0005%; heavy metals (as Ag): ≤0.0005%; heavy metals (as Pb): ≤0.0005%
• 儲存溫度: 2-30°C
• SMILES 字串: [OH-].[K+]
• InChI: 1S/K.H2O/h;1H2/q+1;/p-1
• InChI 密鑰: KWYUFKZDYYNOTN-UHFFFAOYSA-M

说明

應用

• Investigating chemical pre-treatment methods: Valorization of wheat straw to enhance polyhydroxyalkanoate (PHA) production with novel isolate Bacillus paranthracis RSKS-3.: This study highlights the use of potassium hydroxide in the chemical pre-treatment of wheat straw to optimize the production of polyhydroxyalkanoates, providing insights into sustainable biopolymer synthesis (Sachan RSK et al., 2024).


• Structure-property relationships in dicyanopyrazinoquinoxalines and their hydrogen-bonding-capable dihydropyrazinoquinoxalinedione derivatives.: Research explores the impact of potassium hydroxide in synthesizing new organic compounds, showcasing its role in advancing material science and analytical methods (Akhmedov TN et al., 2024).


• A state-of-the-art review of the physical and durability characteristics and microstructure behavior of ultra-high-performance geopolymer concrete.: Reviews the pivotal role of potassium hydroxide in modifying the microstructure and enhancing the durability of geopolymer concretes, contributing to advances in construction materials (Hakeem IY et al., 2024).

分析報告

含量测定（GC）：85.0 - 100.5 %
检测（总碱度以KOH计算）：85.0 - 100.5 %
鉴别：符合检验
溶液外观：符合检验
碳酸盐（KCO）： ≤ 1.0 %
氯化物（Cl）： ≤ 0.01 %
磷酸盐（PO）： ≤ 0.0005 %
硅酸盐（SiO）： ≤ 0.005 %
硫酸盐（SO）： ≤ 0.0005 %
总氮（N）： ≤ 0.0005 %
重金属（以银计）： ≤ 0.0005 %
重金属（以铅计）： ≤ 0.0005 %
Al（铝）： ≤ 0.001 %
Ca（钙）： ≤ 0.001 %
Fe（铁）： ≤ 0.0005 %
Mg（镁）： ≤ 0.002 %
Na（钠）： ≤ 0.05 %
Ni（镍）： ≤ 0.0005 %

法律資訊

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

安全信息

• 象形圖: GHS05,GHS07
• 訊號詞: Danger
• 危險聲明: H290 - H302 - H314
• 防範說明: P234 - P260 - P280 - P301 + P312 - P303 + P361 + P353 - P305 + P351 + P338
• 危險分類: Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A
• 儲存類別代碼: 8B - Non-combustible, corrosive hazardous materials
• 水污染物質分類（WGK）: WGK 1
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable