NIST136F

重铬酸钾

NIST^® SRM^® 136f, oxidimetric standard

• 别名: 红矾钾
• 线性分子式: K₂Cr₂O₇
• CAS号: 7778-50-9
• 分子量: 294.18
• MDL號碼: MFCD00011367
• 分類程式碼代碼: 41116107
• PubChem物質ID: 329818704
• NACRES: NA.24

属性

• 等級: certified reference material
• 品質等級: 100
• 包裝: pkg of 60 g
• 製造商／商標名: NIST^®
• 技術: titration: suitable
• mp: 398 °C (lit.)
• 格式: neat
• SMILES 字串: [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O
• InChI: 1S/2Cr.2K.7O/q;;2*+1;;;;;;2*-1
• InChI 密鑰: KMUONIBRACKNSN-UHFFFAOYSA-N

说明

一般說明

This Standard Reference Material (SRM) is certified as a chemical of known assay for use as a primary oxidimetric standard. A unit of SRM 136F consists of 60 g of highly purified potassium dichromate (K₂Cr₂O₇) in a clear glass bottle. The certification of SRM 136f is valid, within the measurement uncertainties specified, provided the SRM is handled and stored in accordance with the instructions given under “Instructions for Use” in the certificate.

SRM 136F_CERT

SRM 136F_SDS

應用

This Standard Reference Material (SRM 136F) is intended for use as a primary oxidimetric standard.

其他說明

Certified for the analytes listed below.
Potassium Dichromate (K₂Cr₂O₇)

See certificate for values and more details at nist.gov/SRM.

法律資訊

NIST is a registered trademark of National Institute of Standards and Technology

SRM is a registered trademark of National Institute of Standards and Technology

安全信息

• 象形圖: GHS03,GHS06,GHS08,GHS05,GHS09
• 訊號詞: Danger
• 危險聲明: H272,H301,H312,H314,H317,H330,H334,H335,H340,H350,H360FD,H372,H410
• 防範說明: P210 - P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• 危險分類: 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
• 標靶器官: Cardio-vascular system, Respiratory system
• 儲存類別代碼: 5.1B - Oxidizing hazardous materials
• 水污染物質分類（WGK）: WGK 3
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable