CAS 7783-33-7|nessler's reagent
| Common Name | nessler's reagent | ||
|---|---|---|---|
| CAS Number | 7783-33-7 | Molecular Weight | 786.40400 |
| Density | 1.16 g/mL at 20 °C | Boiling Point | / |
| Molecular Formula | HgI4K2 | Melting Point | 120-127 °C(lit.) |
| MSDS | / | Flash Point | >230 °F |
| Symbol | GHS05, GHS06, GHS08, GHS09 | Signal Word | Danger |
Names
| Name | dipotassium tetraiodomercurate |
|---|---|
| Synonym | More Synonyms |
Chemical & Physical Properties
| Density | 1.16 g/mL at 20 °C |
|---|---|
| Melting Point | 120-127 °C(lit.) |
| Molecular Formula | HgI4K2 |
| Molecular Weight | 786.40400 |
| Flash Point | >230 °F |
| Exact Mass | 787.51600 |
| LogP | 3.54030 |
| InChIKey | OPCMAZHMYZRPID-UHFFFAOYSA-J |
| SMILES | I[Hg-2](I)(I)I.[K+].[K+] |
| Stability | Stable, but light sensitive. Incompatible with strong oxidizing agents. |
Toxicological Information
CHEMICAL IDENTIFICATION |
ACUTE TOXICITY DATA - TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - guinea pig
- DOSE/DURATION :
- 1 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- AEHLAU Archives of Environmental Health. (Heldref Pub., 4000 Albemarle St., NW, Washington, DC 20016) V.1- 1960- Volume(issue)/page/year: 11,201,1965
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - guinea pig
- DOSE/DURATION :
- 1 gm/kg
- REFERENCE :
- AEHLAU Archives of Environmental Health. (Heldref Pub., 4000 Albemarle St., NW, Washington, DC 20016) V.1- 1960- Volume(issue)/page/year: 11,201,1965 *** REVIEWS *** ACGIH TLV-TWA 0.01 mg(Hg)/m3; STEL 0.03 mg/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 0.05 mg(Hg)/m3 DTLWS* "Documentation of the Threshold Limit Values for Substances in Workroom Air," Supplements. For publisher information, see 85INA8. Volume(issue)/page/year: 3,22,1973 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 0.05 mg(Hg)/m3;Skin JAN 1993 OEL-BELGIUM:TWA 0.05 mg(Hg)/m3;Skin JAN 1993 OEL-DENMARK:TWA 0.05 mg(Hg)/m3 JAN 1993 OEL-FINLAND:TWA 0.05 mg(Hg)/m3 JAN 1993 OEL-FRANCE:TWA 0.05 mg(Hg)/m3 JAN 1993 OEL-GERMANY:TWA 0.01 ppm (0.1 mg(Hg)/m3) JAN 1993 OEL-HUNGARY:TWA 0.02 mg(Hg)/m3;STEL 0.04 mg(Hg)/m3 JAN 1993 OEL-JAPAN:TWA 0.05 mg(Hg)/m3 JAN 1993 OEL-THE NETHERLANDS:TWA 0.05 mg(Hg)/m3;STEL 0.15 mg(Hg)/m3 JAN 1993 OEL-THE PHILIPPINES:TWA 0.05 mg(Hg)/m3 JAN 1993 OEL-POLAND:TWA 0.01 mg(Hg)/m3 JAN 1993 OEL-RUSSIA:TWA 0.05 mg(Hg)/m3;STEL 0.01 mg(Hg)/m3 JAN 1993 OEL-SWEDEN:TWA 0.05 mg(Hg)/m3 JAN 1993 OEL-THAILAND:STEL 0.05 mg(Hg)/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 0.05 mg(Hg)/m3;STEL 0.15 mg(Hg)/m3 JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO MERCURY, ARYL AND INORGANIC-air:CL 0.1 mg/m3 (Sk) REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - T1087 No. of Facilities: 108 (estimated) No. of Industries: 2 No. of Occupations: 2 No. of Employees: 859 (estimated)
Safety Information
| Symbol | GHS05, GHS06, GHS08, GHS09 |
|---|---|
| Signal Word | Danger |
| Hazard Statements | H290-H300 + H310-H314-H331-H373-H410 |
| Precautionary Statements | P261-P273-P280-P301 + P310 + P330-P303 + P361 + P353-P305 + P351 + P338 |
| Personal Protective Equipment | Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter |
| Hazard Codes | T+:Verytoxic;C:Corrosive; |
| Risk Phrases | R26/27/28;R33;R35 |
| Safety Phrases | 45-36/37-61-36/37/39-28-26-60-13 |
| RIDADR | UN 3287 6.1/PG 3 |
| WGK Germany | 3 |
| RTECS | OU9670000 |
| Packaging Group | II |
| Hazard Class | 6.1 |
Articles4
More Articles| Purification of histone core octamers and 2.15 A X-ray analysis of crystals in KCl/phosphate. Acta Crystallogr. D Biol. Crystallogr. 55(Pt 5) , 1048-51, (1999) Intact histone octamers, produced by a new method quickly and in bulk, were crystallized in KCl/phosphate, and the X-ray data were analysed to 2.15 A, confirming a P65 space group. This environment pr... | |
| Indirect atomic absorption determination of atropine, diphenhydramine, tolazoline, and levamisole based on formation of ion-associates with potassium tetraiodometrcurate. J. Pharm. Biomed. Anal. 25(1) , 3-7, (2001) Ion-associate complexes of atropine sulphate (I), diphenhydramine HCl (II), tolazoline HCl (III) and levamisole HCl (IV) with potassium tetraiodomercurate were precipitated and their solubilities were... | |
| A simple diffuse reflectance Fourier transform infrared spectroscopic determination of sulfur dioxide in ambient air using potassium tetrachloromercurate as the absorbing reagent. J. AOAC Int. 90(4) , 1180-90, (2007) This paper presents development of a simple, rapid, and precise analytical method for determination of sulfur dioxide in ambient air by a gas to solid-phase conversion method. Sulfur dioxide is determ... |
Synonyms
| Potassium iodomercurate |
| Potassium mercuric iodide |
| Potassium tetraiodomercurate(II) |
| Nessler reagent |
| EINECS 231-990-4 |
| Mayer's reagent |
| Mercury potassium iodide |
| Nessler's reagent |
| dipotassium,tetraiodomercury(2-) |
| MERCURIC POTASSIUM IODIDE |
| Potassium tetraiodomercurate |
| Channing's solution |
| MFCD00049656 |
