Zinc Arsenate is generally immediately available in most volumes. Hydrate or anhydrous forms may be purchased.High purity, submicron and nanopowder forms may be considered.American Elements produces to many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia)and follows applicable ASTM testing standards.Typical and custom packaging is available. Additional technical, research and safety (MSDS) information is available as is a Reference Calculator for converting relevant units of measurement.
Zinc is a Block D, Group 12, Period 4 element. The number of electrons in each of Zinc's shells is 2, 8, 18, 2, and its electronic configuration is [Ar] 3d10 4s2. In its elemental form zinc's CAS number is 7440-66-6. The zinc atom has a radius of 133.5.pm and it's Van der Waals radius is 139.pm. Combined with other elements as ores, Zinc is found in nature. Zinc is considered non-toxicin healthy doses but can cause nausea if taken in excess. Zinc is a bluish-white, lustrous metal which we produce in Special High Grade (SHG) purities. It is brittle at ordinary temperatures but malleable at 100 to 150 o C. It is a fair conductor of electricity, and burns in air at high red heat with evolution of white clouds of the oxide. It has unusual electrical, thermal, optical, and solid-state properties that have not been fully investigated. The metal is employed to form numerous alloys with other metals. Brass, nickel, silver, commercial bronze, soft solder, and aluminum solder are some of the more important alloys. Large quantities of zinc are used to produce die castings, which are used extensively by the automotive, electrical, and hardware industries. Zinc is also used extensively togalvanize other metals such as iron to prevent corrosion. Zinc oxide is widely used in the manufacture of paints, rubber products, cosmetics, pharmaceuticals, floor coverings, plastics, printing inks, soap, storage batteries, textiles, electrical equipment, and other products. Zinc sulfide is used in making luminous dials, X-ray and TV screens, and fluorescent lights The chloride and chromate are also important compounds. Zinc is available as metal and compounds with purities from 99% to 99.9999% (ACS grade to ultra-high purity); metals in the form of foil, sputtering target, and rod, and compounds as submicron and nanopowder. Zinc was first discovered by Andreas Marggraf in 1746. The element name Zinc originates from the German word "zin" meaning tin. See Zinc research below.
Arsenic is a Block P, Group 15, Period 4 element. The number of electrons in each of Arsenic's shells is 2, 8, 18, 5 and its electronic configuration is [Ar] 3d10 4s2 4p3. In its elemental form arsenic's CAS number is 1327-53-3. The arsenic atom has a radius of 124.5.pm and it's Van der Waals radius is 185.pm. Arsenic in the organic form is not harmful but in the inorganic form it is extremely toxic even in very small amounts. Arsenic has numerous applications as a semiconductor and other electronic applications as Indium arsenide, silicon arsenide and tin arsenidea. Arsenic is finding increasing uses as a doping agent in solid-state devices such as transistors. Gallium arsenide is used as a laser material to convert electricity directly into coherent light. Arsenic is used in bronzing and for hardening and improving the sphericity of shot. Due to its toxicity, arsenic compounds are used in insecticides and wood preservation.Arsenic is available as metal and compounds with purities from 99% to 99.9999% (ACS grade to ultra-high purity); metals in the form of foil, sputtering target, and rod, and compounds as submicron and nanopowder. Arsenic information, including Technical Data, Safety Data and its High Purity properties, research, applications and other useful facts are discussed here. Scientific facts such as the atomic structure, ionization energy, abundance on Earth, conductivity and thermal properties are included. See Arsenic research below.
PACKAGING SPECIFICATIONS FOR BULK & RESEARCH QUANTITIES
Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Shipping documentation includes a Certificate of Analysis and Material Safety Data Sheet (MSDS). Solutions are packaged in polypropylene, plastic or glass jars up to palletized 440 gallon liquid totes.
Vitamin B(12) model complex catalyzed methyl transfer reaction to alkylthiol under electrochemical conditions with sacrificial electrode. Pan L, Shimakoshi H, Masuko T, Hisaeda Y. Dalton Trans. 2009 Nov 28;(44):9898-9905. Epub 2009 Oct 6. PMID: 19885539 [PubMed - as supplied by publisher]
Homochiral zinc phosphonates with layered and open framework structures using polycarboxylate as second linkers. Liu XG, Huang J, Bao SS, Li YZ, Zheng LM. Dalton Trans. 2009 Nov 28;(44):9837-9842. Epub 2009 Sep 30. PMID: 19885531 [PubMed - as supplied by publisher]
Versatile catalytic systems based on complexes of zinc, magnesium and calcium supported by a bulky bis(morpholinomethyl)phenoxy ligand for the large-scale immortal ring-opening polymerisation of cyclic esters. Poirier V, Roisnel T, Carpentier JF, Sarazin Y. Dalton Trans. 2009 Nov 28;(44):9820-9827. Epub 2009 Sep 28. PMID: 19885529 [PubMed - as supplied by publisher]
Zinc Inhibits Amyloid beta Production from Alzheimer's Amyloid Precursor Protein in SH-SY5Y Cells. Lee J, Kim CH, Kim DG, Ahn YS. Korean J Physiol Pharmacol. 2009 Jun;13(3):195-200. Epub 2009 Jun 30. PMID: 19885037 [PubMed - as supplied by publisher]
Characterization of Plant Growth-Promoting Traits of Free-Living Diazotrophic Bacteria and Their Inoculation Effects on Growth and Nitrogen Uptake of Crop Plants. Islam MR, Madhaiyan M, Deka Boruah HP, Yim W, Lee G, Saravanan VS, Fu Q, Hu H, Sa T. J Microbiol Biotechnol. 2009 Oct;19(10):1213-1222. PMID: 19884783 [PubMed - as supplied by publisher]
Effects of Nutrients on Quorum Signals and Secondary Metabolite Productions of Burkholderia sp. O33. Keum YS, Lee YJ, Lee YH, Kim JH. J Microbiol Biotechnol. 2009 Oct;19(10):1142-1149. PMID: 19884772 [PubMed - as supplied by publisher]
In vitro analysis of the cement film thickness of two endodontic sealers in the apical region. Garcia LD, Consani S, Pires-de-Souza FD, de Almeida GL. Indian J Dent Res. 2009 July-September;20(3):390. PMID: 19884732 [PubMed - as supplied by publisher]
An A643T mutation in the transcription factor Upc2p causes constitutive ERG11 upregulation and increased fluconazole resistance in Candida albicans. Heilmann CJ, Schneider S, Barker KS, Rogers PD, Morschhäuser J. Antimicrob Agents Chemother. 2009 Nov 2. [Epub ahead of print] PMID: 19884367 [PubMed - as supplied by publisher]
Metal Binding Affinities of Arabidopsis Zinc and Copper Transporters: Selectivities Match the Relative, But not the Absolute,Affinities of their Amino-terminal Domains. Zimmermann M, Clarke O, Gulbis JM, Keizer DW, Jarvis RS, Cobbett CS, Hinds MG, Xiao Z, Wedd AG. Biochemistry. 2009 Nov 2. [Epub ahead of print] PMID: 19883117 [PubMed - as supplied by publisher]
Grain Zinc, Iron, and Copper Concentrations of Wheat Grown in Central Iran and Their Relationships with Soil and Climate Variables. Karami M, Afyuni M, Khoshgoftarmanesh AH, Papritz A, Schulin R. J Agric Food Chem. 2009 Nov 2. [Epub ahead of print] PMID: 19883069 [PubMed - as supplied by publisher]
OVO homologue-like 1 (Ovol1) transcription factor: a novel target of neurogenin-3 in rodent pancreas. Vetere A, Li WC, Paroni F, Juhl K, Guo L, Nishimura W, Dai X, Bonner-Weir S, Sharma A. Diabetologia. 2009 Oct 31. [Epub ahead of print] PMID: 19882138 [PubMed - as supplied by publisher]
Celiac disease: presentation of 109 children. Kuloglu Z, Kirsaçlioglu CT, Kansu A, Ensari A, Girgin N. Yonsei Med J. 2009 Oct 31;50(5):617-23. Epub 2009 Oct 20. PMID: 19881963 [PubMed - in process]
One on one. Does zinc help fight colds? [No authors listed] Mayo Clin Womens Healthsource. 2009 Dec;13(12):8. No abstract available. PMID: 19881452 [PubMed - in process]
Effects of zinc supplementation on sexual behavior of male rats. Dissanayake D, Wijesinghe PS, Ratnasooriya WD, Wimalasena S. J Hum Reprod Sci. 2009 Jul;2(2):57-61. PMID: 19881149 [PubMed - in process]
A Zinc Finger Transcription Factor ART1 Regulates Multiple Genes Implicated in Aluminum Tolerance in Rice. Yamaji N, Huang CF, Nagao S, Yano M, Sato Y, Nagamura Y, Ma JF. Plant Cell. 2009 Oct 30. [Epub ahead of print] PMID: 19880795 [PubMed - as supplied by publisher]
Identification of Zinc-Responsive Proteins in the Roots of Arabidopsis thaliana using a Highly Improved Method of Two-Dimensional Electrophoresis. Fukao Y, Ferjani A, Fujiwara M, Nishimori Y, Ohtsu I. Plant Cell Physiol. 2009 Oct 30. [Epub ahead of print] PMID: 19880396 [PubMed - as supplied by publisher]
Physical facets of ultrasonic cavitational synthesis of zinc ferrite particles. Reddy BR, Sivasankar T, Sivakumar M, Moholkar VS. Ultrason Sonochem. 2009 Oct 9. [Epub ahead of print] PMID: 19880340 [PubMed - as supplied by publisher]
Evaluation of factors affecting performance of a zeolitic rock barrier to remove zinc from water. Lee SH, Jo HY, Yun ST, Lee YJ. J Hazard Mater. 2009 Oct 6. [Epub ahead of print] PMID: 19880248 [PubMed - as supplied by publisher]
Recovery threshold of Toxocara canis eggs from soil. Rosa Xavier IG, Ramos BC, Santarém VA. Vet Parasitol. 2009 Oct 9. [Epub ahead of print] PMID: 19879694 [PubMed - as supplied by publisher]
An engineered transcription factor which activates VEGF-A enhances recovery after spinal cord injury. Liu Y, Figley S, Spratt SK, Lee G, Ando D, Surosky R, Fehlings MG. Neurobiol Dis. 2009 Oct 28. [Epub ahead of print] PMID: 19879362 [PubMed - as supplied by publisher]
Recent Research & Development for Arsenates
Interferences in
the analysis of nanomolar concentrations of nitrate and phosphate in oceanic
waters. Patey MD, Achterberg EP, Rijkenberg MJ, Statham PJ, Mowlem M. Anal Chim Acta. 2010 Jul 19;673(2):109-16. Epub 2010 May 26. PubMed PMID:
20599023.
K2ScSn(AsO4)3: an arsenate-containing langbeinite. Harrison WT. Acta
Crystallogr C. 2010 Jul;66(Pt 7):i82-4. Epub 2010 Jun 17. PubMed PMID: 20603547.
Speciation analysis of arsenic and
selenium compounds by CE-dynamic reaction cell-ICP-MS. Hsieh MW, Liu CL, Chen JH, Jiang SJ. Electrophoresis. 2010
Jul;31(13):2272-8. PubMed PMID: 20593404.
Heat-Assisted Aqueous Extraction of Rice Flour for
Arsenic Speciation Analysis. Narukawa T, Chiba K. J Agric Food Chem. 2010 Jun 30. [Epub ahead of
print] PubMed PMID: 20586491.
pH-dependent effect of zinc on arsenic
adsorption to magnetite nanoparticles. Yang W, Kan AT, Chen W, Tomson MB. Water Res. 2010 Jun 15. [Epub ahead of
print] PubMed PMID: 20598730.
A comparative study of As(III)
and As(V) in aqueous solutions and adsorbed on iron oxy-hydroxides by Raman
spectroscopy. Müller K, Ciminelli VS, Dantas MS, Willscher S. Water Res. 2010 Jun 9. [Epub ahead of print] PubMed PMID: 20599245.
The effect of
crude oil on arsenate adsorption on goethite. Wainipee W, Weiss DJ, Sephton MA, Coles BJ, Unsworth C, Court R. Water Res. 2010 Jun 9. [Epub ahead
of print] PubMed PMID: 20599240.
Arsenate removal from water by zero-valent
iron/activated carbon galvanic couples. Dou X, Li R, Zhao B, Liang W. J Hazard Mater. 2010 Jun 8. [Epub ahead
of print] PubMed PMID: 20599323.
Biological effects of a semiconductor diode laser on human periodontal ligament
fibroblasts. Choi EJ, Yim JY, Koo KT, Seol YJ, Lee YM, Ku Y, Rhyu IC, Chung CP, Kim TI. J Periodontal Implant Sci. 2010 Jun;40(3):105-10. Epub 2010 Jun 25.
PubMed PMID: 20607054.
Spectroscopy of selected copper group
minerals: Chalcophyllite and chenevixite-implications for hydrogen bonding.
Frost RL, Reddy BJ, Keeffe EC. Spectrochim Acta A Mol Biomol Spectrosc. 2010 May 24. [Epub ahead of print]
PubMed PMID: 20591726.
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