nessler's reagent

Modify Date: 2025-08-23 11:43:44

nessler's reagent structure	Common Name	nessler's reagent
	CAS Number	7783-33-7	Molecular Weight	786.40400
	Density	1.16 g/mL at 20 °C	Boiling Point	N/A
	Molecular Formula	HgI₄K₂	Melting Point	120-127 °C(lit.)
	MSDS	N/A	Flash Point	>230 °F
	Symbol	GHS05, GHS06, GHS08, GHS09	Signal Word	Danger

Name	dipotassium tetraiodomercurate
Synonym	More Synonyms

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
Stability	Stable, but light sensitive. Incompatible with strong oxidizing agents.

nessler's reagent MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: OU9670000

CHEMICAL NAME :: Mercurate (2-), tetraiodo-, dipotassium

CAS REGISTRY NUMBER :: 7783-33-7

LAST UPDATED :: 199712

DATA ITEMS CITED :: 24

MOLECULAR FORMULA :: Hg-I4.2K

MOLECULAR WEIGHT :: 786.39

WISWESSER LINE NOTATION :: KA2 HG-I4

HEALTH HAZARD DATA

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)

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

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...

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Shanghai Jizhi Biochemical Technology Co., Ltd
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Dayang Chem (Hangzhou) Co., Ltd.
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Henan Tianfu Chemical Co., Ltd.
China
Product Name: Mercurate(2-),tetraiodo-, potassium (1:2), (T-4)-
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
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Contact: Anson
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