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Acids and Bases
L-Ascorbic acid, puriss. - 250G
Availablity:
In stock
Catalog/Part Number:
33034-250G
Brand:
MERCK
Supplier:
MERCK
Supplier Location:
GERMANY
Inventory Weight:
unavailable
Unit of Measurement:
Inventory Brochure:
unavailable
Catalog/Part Number:: 33034-250G
₦156,600.00
Description
puriss. p.a., ACS reagent, reag. ISO, Ph Eur, 99.7-100.5% (oxidimetric)
Synonym: L-Threoascorbic acid, Antiscorbutic factor, Vitamin C
CAS Number 50-81-7
Empirical Formula (Hill Notation) C6H8O6
Molecular Weight 176.12
General description
L-Ascorbic acid or vitamin C is a water-soluble vitamin found in various foodstuffs. Benefits of vitamin C may include protection against immune system deficiencies, cardiovascular disease, hyperpigmentation, skin protection, anti-aging, iron absorption, and red blood cell production. It is also useful in the biosynthesis of collagen, L-carnitine, and neurotransmitters.
Application
L-Ascorbic acid has been used as an analytical interfering substance in glycated albumin (GA) enzymatic assay
Safety Information
Personal Protective Equipment Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
RIDADR NONH for all modes of transport
WGK Germany 1
RTECS CI7650000
Technical Specifications
Properties
Related Categories A-B, Puriss p.a. ACS, Acids, Acids & Bases, Analytical Reagents, Analytical Reagents for General Use,
Quality Level 200
biological source synthetic
grade ACS reagent, reag. ISO
puriss. p.a.
assay 99.7-100.5% (oxidimetric)
form solid
optical activity [α]20/D +20.5 to +21.5°, c = 10% in H2O
application(s) cell analysis: suitable
impurities related substances, in accordance (HPLC)
≤0.001% heavy metals (by ICP-OES)
ign. residue ≤0.05% (as SO4)
loss ≤0.1% loss on drying, 105 °C
pH 2.1-2.6 (20 °C, 5%)
mp 190-194 °C (dec.)
solubility water: soluble 176 g/L at 20 °C
anion traces chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤20 mg/kg
cation traces As: ≤1 mg/kg
Cu: ≤5 mg/kg
Fe: ≤2 mg/kg
Pb: ≤5 mg/kg
Zn: ≤10 mg/kg
suitability complies for appearance of solution
passes test for identity (IR)
Agency/Method Ph Eur
SMILES string OC([C@]([C@@H](O)CO)([H])O1)=C(O)C1=O
InChI 1S/C6H8O6/c7-1-2(8)5-3(9)4(10)6(11)12-5/h2,5,7-10H,1H2/t2-,5+/m0/s1
InChI key CIWBSHSKHKDKBQ-JLAZNSOCSA-N
Gene Information human ... SLC23A2(9962)
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