Humic acid sodium salt
Names
[ CAS No. ]:
68131-04-4
[ Name ]:
Humic acid sodium salt
[Synonym ]:
Humicacids,sodiumsalt
huminsaurenatrium
SODIUM HUMINATE
NaHA
ch02
Sodium humic acid
MFCD00135560
dolaflux
Bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid, sodium salt (1:2)
natrium-humat
Sodiumhumate
cha02
Disodium bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylate
EINECS 268-608-0
Chemical & Physical Properties
[ Melting Point ]:
> 300ºC
[ Molecular Formula ]:
C9H8Na2O4
[ Molecular Weight ]:
226.137
[ Exact Mass ]:
226.021805
[ PSA ]:
80.26000
[ Water Solubility ]:
Soluble in water (33.3 mg in 1 mL)
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- MT6550000
- CHEMICAL NAME :
- Humic acid, sodium salt
- CAS REGISTRY NUMBER :
- 68131-04-4
- LAST UPDATED :
- 199701
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 502 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 18,941,1968
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 1176 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- YHTPAD Yaoxue Tongbao. Bulletin of Pharmacology. (China International Book Trading Corp., POB 2820, Beijing, Peop. Rep. China) V.13-23, 1978-88. For publisher information, see ZYZAEU. Volume(issue)/page/year: 18,180,1983
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 111 mg/kg
- TOXIC EFFECTS :
- Behavioral - convulsions or effect on seizure threshold
- REFERENCE :
- ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 13,329,1963 ** REPRODUCTIVE DATA **
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Intraperitoneal
- DOSE :
- 250 mg/kg
- SEX/DURATION :
- female 11-15 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants)
- REFERENCE :
- AXVMAW Archiv fuer Experimentelle Veterinaermedizin. (S. Hirzel Verlag, Postfach 506, Leipzig DDR-7010, Ger. Dem. Rep.) V.6- 1952- Volume(issue)/page/year: 36,179,1982 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X9015 No. of Facilities: 255 (estimated) No. of Industries: 7 No. of Occupations: 17 No. of Employees: 10961 (estimated)
Safety Information
[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves
[ Hazard Codes ]:
Xi: Irritant;
[ Risk Phrases ]:
R36/37/38
[ Safety Phrases ]:
S26-S37/39
[ RIDADR ]:
NONH for all modes of transport
[ WGK Germany ]:
3
[ RTECS ]:
MT6550000
Articles
Water Res. 79 , 79-87, (2015)
Electrocoagulation (EC) treatment of 100 mg/L synthetic wastewater (SWW) containing humic acids was optimized (achieving 90% CODMn and 80% DOC removal efficiencies), after which real peat bog drainage...
MITIGATION OF Cu(II) PHYTOTOXICITY TO RICE (ORYZA SATIVA) IN THE PRESENCE OF TiO₂ AND CeO₂ NANOPARTICLES COMBINED WITH HUMIC ACID.Environ. Toxicol. Chem. 34 , 1588-96, (2015)
Engineered nanoparticles (NPs) and natural organic matter (NOM) in the environment may interact with background contaminants such as heavy metals and modify their bioavailability and toxicity. In the ...
Hygroscopic growth and water uptake kinetics of two-phase aerosol particles consisting of ammonium sulfate, adipic and humic acid mixtures. Sjogren S, et al.J. Aerosol Sci. 38(2) , 151-71, (2007)