42019

二クロム酸カリウム

reference material for titrimetry, certified by BAM, >99.5%

• 別名: 重クロム酸カリウム
• 化学式: K₂Cr₂O₇
• CAS番号: 7778-50-9
• 分子量: 294.18
• EC Number: 231-906-6
• MDL番号: MFCD00011367
• UNSPSCコード: 41116107
• PubChem Substance ID: 329756173
• NACRES: NA.24

特性

• グレード: reference material
• 品質水準: 100
• アッセイ: >99.5%
• テクニック: titration: suitable
• mp: 398 °C (lit.)
• フォーマット: neat
• SMILES記法: [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O
• InChI: 1S/2Cr.2K.7O/q;;2*+1;;;;;;2*-1
• InChI Key: KMUONIBRACKNSN-UHFFFAOYSA-N

詳細

詳細

Potassium dichromate is an oxidimetric standard produced under stringent conditions and measured with the highest possible precision. Its content determination and homogeneity assessment are performed using volumetric redox titration as the primary analysis method.

アプリケーション

It finds its use as a reference material for the standardization of volumetric solutions in redox titrations.

特徴および利点

• Available in a neat format in a secure glass bottle to ensure its stability for the entire shelf life until opened.
• Traceable to NIST SRMs
• High-quality offering accurate titer determinations
• Accompanied by a certificate of analysis (CoA)

アナリシスノート

Exact concentration, expiry date, traceability and detailed information on certification can be found on the certificate and certification report, included in each package. Content and expiry date on label.

安全性情報

• ピクトグラム: GHS03,GHS06,GHS08,GHS05,GHS09
• シグナルワード: Danger
• 危険有害性情報: H272,H301,H312,H314,H317,H330,H334,H335,H340,H350,H360FD,H372,H410
• 注意書き: P210 - P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• 危険有害性の分類: Acute Tox. 2 Inhalation - Acute Tox. 3 Oral - Acute Tox. 4 Dermal - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B - Eye Dam. 1 - Muta. 1B - Ox. Sol. 2 - Repr. 1B - Resp. Sens. 1 - Skin Corr. 1B - Skin Sens. 1 - STOT RE 1 Inhalation - STOT SE 3
• ターゲットの組織: Cardio-vascular system, Respiratory system
• 保管分類コード: 5.1B - Oxidizing hazardous materials
• WGK: WGK 3
• 引火点(°F): Not applicable
• 引火点(℃): Not applicable
• 個人用保護具 (PPE): Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges