12257

Potassium dichromate

technical, ≥98%

• 동의어(들): Potassium bichromate
• Linear Formula: K₂Cr₂O₇
• CAS Number: 7778-50-9
• Molecular Weight: 294.18
• EC Number: 231-906-6
• MDL number: MFCD00011367
• UNSPSC 코드: 12352300

속성

• grade: technical
• 분석: ≥98%
• 반응 적합성: reagent type: oxidant
• mp: 398 °C (lit.)
• 음이온 미량물: chloride (Cl^-): ≤200 mg/kg; sulfate (SO₄^2-): ≤500 mg/kg
• SMILES string: [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

설명

기타 정보

A -D suffix exists for administrative purposes only.
All -D packages are 100% the same product, same quality, same specification as the package sizes previously sold without a -D.

안전성 정보

• 픽토그램: GHS03,GHS06,GHS08,GHS05,GHS09
• 신호어: Danger
• 유해 및 위험 성명서: H272,H301,H312,H314,H317,H330,H334,H335,H340,H350,H360FD,H372,H410
• 예방조치 성명서: P210 - P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: 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
• 표적 기관: Cardio-vascular system, Respiratory system
• Storage Class Code: 5.1B - Oxidizing hazardous materials
• WGK: WGK 3
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable
• 개인 보호 장비: dust mask type N95 (US), Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges, type P3 (EN 143) respirator cartridges