Acide citrique monohydraté, puriss. p.a., ACS réactif, réag. ISO, reag. Ph. Eur. , matière tampon, 99,5-102 %

Code: 33114-25KG D2-231

Non disponible en dehors du Royaume-Uni et de l'Irlande

Application

Citric acid monohydrate may be used in the preparation of tris-citrate buffer and Otto I isolation buffer used in bioprotocols. It may also be used to improve the...


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Votre prix
$1,019.07 25KG
DEMANDER

Non disponible en dehors du Royaume-Uni et de l'Irlande

Application

Citric acid monohydrate may be used in the preparation of tris-citrate buffer and Otto I isolation buffer used in bioprotocols. It may also be used to improve the release of diltiazem hydrochloride from melt extruded matrix tablets.

General description

Citric acid monohydrate is an organic acid. Its molar enthalpy of solution in water has been reported to be ΔsolHm (298.15K, m = 0.0203molkg-1) = (29061 ± 123)Jmol-1.

agencyreag. ISO, USP/NF, reag. Ph. Eur.
anion tracessulfate (SO42-): ≤20 ppm, phosphate (PO43-): ≤10 mg/kg, chloride (Cl-): ≤5 mg/kg, oxalate (C2O42-): ≤50 ppm
assay99.5-100.5% (calc. on anhydrous substance), 99.5-102%
cation tracesPb: ≤2 ppm, Cu: ≤5 mg/kg, Zn: ≤5 mg/kg, Fe: ≤3 ppm, Ca: ≤50 mg/kg
formsolid
gradepuriss. p.a., ACS reagent
ign. residue≤0.01% (as SO4)
impurities≤2 ppm heavy metals (as Pb), 7.5-9.0% water (Karl Fischer), ≤0.005% insolubles in water
InChI keyYASYEJJMZJALEJ-UHFFFAOYSA-N
InChI1S/C6H8O7.H2O/c7-3(8)1-6(13,5(11)12)2-4(9)10;/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12);1H2
pKa (1) 3.13, (2) 4.76, (3) 6.4
Quality Level200
SMILES stringOC(CC(O)(C(O)=O)CC(O)=O)=O.O
suitabilitycomplies for reaction against H2SO4, complies for appearance of solution
Cas Number5949-29-1
Ce produit répond aux critères suivants pour être admissible aux récompenses suivantes :



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