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215996 Sigma-Aldrich

Ammonium phosphate dibasic

ACS reagent, ≥98%

Synonym: Ammonium hydrogenphosphate, Diammonium hydrogenphosphate, di-Ammonium hydrogenphosphate (sec)

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Properties

Related Categories Ammonium, Ammonium Salts, Chemical Synthesis, Essential Chemicals, Inorganic Salts,
grade   ACS reagent
assay   ≥98%
impurities   ≤0.005% NH4OH pptd.
  ≤0.005% insolubles
pH   7.7-8.1 (25 °C, 5%)
mp   155 °C (dec.)(lit.)
anion traces   chloride (Cl-): ≤0.001%
  nitrate (NO3-): ≤0.003%
  sulfate (SO42-): ≤0.01%
cation traces   Ca: 0.001%
  Fe: ≤0.001%
  K: ≤0.005%
  Mg: 0.0005%
  Na: ≤0.005%
  heavy metals (as Pb): ≤0.001%

Description

Packaging

100, 500 g in poly bottle

2.5 kg in poly bottle

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Ultra-high Purity Salts

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Safety & Documentation

Safety Information

Personal Protective Equipment 
WGK Germany 
1

Documents

Certificate of Analysis

Certificate of Origin

Protocols & Articles

Peer-Reviewed Papers

References

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Effects of nitrogen catabolite repression and di-ammonium phosphate addition during wine fermentation by a commercial strain of S. cerevisiae. Deed NK, van Vuuren HJ, and Gardner RC Appl. Microbiol. Biotechnol. 89(5), 1537-49, (2011)

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Role of carboxylate chelating agents on the chemical, structural and textural properties of hydroxyapatite. Achelhi K, Masse S, Laurent G, et al. Dalton Trans. 39(44), 10644-51, (2010)

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Preparation and characterization of activated carbon produced from rice straw by (NH4)2HPO4 activation. Gao P, Liu ZH, Xue G, et al. Bioresour. Technol. 102(3), 3645-8, (2011)

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Nitrogen requirements of commercial wine yeast strains during fermentation of a synthetic grape must. Gutiérrez A, Chiva R, Sancho M, et al. Food Microbiol. 31(1), 25-32, (2012)

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Biomimetic nanocrystalline apatites: Emerging perspectives in cancer diagnosis and treatment. Al-Kattan A, Girod-Fullana S, Charvillat C, et al. Int. J. Pharm. 423(1), 26-36, (2012)

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Mycorrhizal colonization and grain Cd concentration of field-grown durum wheat in response to tillage, preceding crop and phosphorus fertilization. Gao X, Akhter F, Tenuta M, et al. J. Sci. Food Agric. 90(5), 750-8, (2010)

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The nitrogen source impacts major volatile compounds released by Saccharomyces cerevisiae during alcoholic fermentation. Barbosa C, Mendes-Faia A, and Mendes-Ferreira A Int. J. Food Microbiol. 160(2), 87-93, (2012)

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Reaction pathway of tryptophanase-catalyzed L-tryptophan synthesis from D-serine. Shimada A, Ozaki H, Saito T, et al. J. Chromatogr. B. Analyt. Technol. Biomed. Life Sci. 879(29), 3289-95, (2011)

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Rapid determination of thiamine, riboflavin, niacinamide, pantothenic acid, pyridoxine, folic acid and ascorbic acid in Vitamins with Minerals Tablets by high-performance liquid chromatography with diode array detector. Jin P, Xia L, Li Z, et al. J. Pharm. Biomed. Anal. 70, 151-7, (2012)

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Poly(3-hydroxybutyrate) production by Bacillus cereus SPV using sugarcane molasses as the main carbon source. Akaraonye E, Moreno C, Knowles JC, et al. Biotechnol. J. 7(2), 293-303, (2012)

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Characterization of enhanced-fluidity liquid hydrophilic interaction chromatography for the separation of nucleosides and nucleotides. Philibert GS and Olesik SV J. Chromatogr. A 1218(45), 8222-30, (2011)

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Occurrence of hydrogen sulfide in wine and in fermentation: influence of yeast strain and supplementation of yeast available nitrogen. Ugliano M, Kolouchova R, and Henschke PA J. Ind. Microbiol. Biotechnol. 38(3), 423-9, (2011)

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Struvite crystallization versus amorphous magnesium and calcium phosphate precipitation during the treatment of a saline industrial wastewater. Crutchik D and Garrido JM Water Sci. Technol. 64(12), 2460-7, (2011)

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Effect of dilution rate and nutrients addition on the fermentative capability and synthesis of aromatic compounds of two indigenous strains of Saccharomyces cerevisiae in continuous cultures fed with Agave tequilana juice. Morán-Marroquín GA, Córdova J, Valle-Rodríguez JO, et al. Int. J. Food Microbiol. 151(1), 87-92, (2011)

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Improvement to the marginal coping fit of commercially pure titanium cast in phosphate-bonded investment by using a simple pattern coating technique. Pieralini AR, Nogueira F, Ribeiro RF, et al. J. Prosthet. Dent. 108(1), 51-7, (2012)

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Pichia fermentans dimorphic changes depend on the nitrogen source. Sanna ML, Zara S, Zara G, et al. Fungal Biol. 116(7), 769-77, (2012)

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Laboratory investigations of the effects of nitrification-induced acidification on Cr cycling in vadose zone material partially derived from ultramafic rocks. Mills CT and Goldhaber MB Sci. Total Environ. 435-436, 363-73, (2012)

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A comprehensive evaluation of the toxicology of cigarette ingredients: inorganic compounds. Coggins CR, Sena EJ, and Oldham MJ Inhal. Toxicol. 23 Suppl 1, 157-71, (2011)

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Optimization and validation of a procedure for the determination of total chromium in postmortem material by ETAAS. Lech T and Dudek-Adamska D J. Anal. Toxicol. 37(2), 97-101, (2013)

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Occupational exposures in two industrial plants devoted to the production of ammonium phosphate fertilisers. Bolívar JP, García-Tenorio R, Mosqueda F, et al. J. Radiol. Prot. 33(1), 199-212, (2013)

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Identification of Fe-polycarboxylic complexes by electrospray ionization mass spectrometry and reduction of interferences by ion chromatography/inductively coupled plasma mass spectrometry with an octopole reaction system. Chen ZL, Jin XY, and Gan L Rapid Commun. Mass Spectrom. 24(20), 2993-8, (2010)

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Comparative study on two commercial strains of Saccharomyces cerevisiae for optimum ethanol production on industrial scale. Mukhtar K, Asgher M, Afghan S, et al. J. Biomed. Biotechnol. 2010, 419586, (2010)

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Fire extinguisher: an imminent threat or an eminent danger? Senthilkumaran S, Meenakshisundaram R, Balamurgan N, et al. Am. J. Emerg. Med. 30(3), 515.e3-5, (2012)

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Phanerochaete chrysosporium IBL-03 secretes high titers of manganese peroxidase during decolorization of Drimarine Blue K2RL textile dye. Noreen R, Asgher M, Bhatti HN, et al. Environ. Technol. 32(11-12), 1239-46, (2011)

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A comparative study of the most effective amendment for Pb, Zn and Cd immobilization in contaminated soils. Szrek D, Bajda T, and Manecki M J. Environ. Sci. Health. A. Tox. Hazard. Subst. Environ. Eng. 46(13), 1491-502, (2011)

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Improved Candida methylica formate dehydrogenase fermentation through statistical optimization of low-cost culture media. Kahraman M, Ordu EB, Yeşiladalı K, et al. Prep Biochem Biotechnol. 42(6), 507-19, (2012)

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Merck 14,542

Corp MSDS 1 (1), 243:C / FT-IR 2 (3), 4743:D / FT-IR 1 (2), 1266:D / RegBook 1 (3), 3427:F / Sax 6, 267 / Sigma FT-IR 1 (2), 1014:A

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