Nessler’s reagent

• Catalog No.: 72190
• CAS Number: 7783-33-7
• M. F.: HgI4K2
• M. W.: 786.40448

SYNONYMS

• Title: Nessler 试剂
• IUPAC name: dipotassium tetraiodomercurydiuide
• IUPAC Traditional name: dipotassium tetraiodomercurate(II)
• Synonyms: 四碘合汞酸钾 - 氢氧化钾 溶液; Potassium tetraiodomercurate - Potassium hydroxide solution

DATABASE IDS

• CAS Number: 7783-33-7
• MDL Number: MFCD00049656
• PubChem SID: 24886268

PROPERTIES

• Impurities: potassium hydroxide
• Impurities: potassium tetraiodomercurate
• Quality: for qualitative det. of ammonia and ammonium compounds
• Density: 1.16 g/mL at 20 °C
• GHS Signal Word: Danger
• GHS Hazard statements: H300 +H310 + H330-H314-H373-H410
• European Hazard Symbols: Highly toxic (T+)
• European Hazard Symbols: Nature polluting (N)
• Personal Protective Equipment: Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• GHS Precautionary statements: P260-P264-P273-P280-P284-P301 + P310
• RID/ADR: UN 2922 8/PG 2
• Risk Statements: 26/27/28-33-35-50/53
• Safety Statements: 26-28-36/37/39-45-61
• Hazard Class: 8
• UN Number: 2922
• Packing Group: 2
• German water hazard class: 3

DETAILS

Description (English)

Caution
may form little sediment upon storage
Other Notes
Reagent for the determination of ammonia1

Description (简体中文)

Caution
存放时可能形成少量沉淀
Other Notes
用于氨测定的试剂1