Recommended Products
Quality Level
Assay
≥99% substance (anhydrous) basis (alkalimetric)
form
solid
potency
>30000 mg/kg LD50, oral (Rat)
pH
3.0-3.5 (25 °C, 8.6 g/L in H2O)
mp
160 °C
density
1.54 g/cm3 at 20 °C
bulk density
460 kg/m3
anion traces
chloride (Cl-): ≤0.02%
sulfate (SO42-): ≤0.01%
cation traces
As: ≤0.0005%
Ca: ≤0.001%
Co: ≤0.0005%
Fe: ≤0.0005%
K: ≤0.0005%
Mg: ≤0.0005%
NH4+: ≤0.01%
Na: ≤0.01%
Zn: ≤0.0005%
heavy metals (as Pb): ≤0.001%
storage temp.
2-30°C
InChI
1S/C5H9NO4/c6-3(5(9)10)1-2-4(7)8/h3H,1-2,6H2,(H,7,8)(H,9,10)
InChI key
WHUUTDBJXJRKMK-UHFFFAOYSA-N
Related Categories
Analysis Note
Identity (IR-spectrum): passes test
Appearance: white to almost white, crystalline powder or colorless crystals
Appearance of solution (0.5 mol/l, hydrochloric acid 1 mol/l): clear and colorless
Spec. rotation (α 20/D, 50 g/l, hydrochloric acid 1 mol/l, calc. on dried substance): +31.5 to +32.5
UV-Absorption (260 nm, 0.5 mol/l, 1 cm, hydrochloric acid 1 mol/l): ≤ 0.10
UV-Absorption (280 nm, 0.5 mol/l, 1 cm, hydrochloric acid 1 mol/l): ≤ 0.10
Chloride (Cl): ≤ 0.02 %
Sulfate (SO₄): ≤ 0.01 %
Heavy metals (as Pb): ≤ 0.001 %
As (Arsenic): ≤ 0.0005 %
Ca (Calcium): ≤ 0.001 %
Co (Cobalt): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.0005 %
Mg (Magnesium): ≤ 0.0005 %
Na (Sodium): ≤ 0.01 %
NH₄ (Ammonium): ≤ 0.01 %
Zn (Zinc): ≤ 0.0005 %
Foreign amino acids: ≤ 0.3 %
Other ninhydrine positive substances: ≤ 0.1 %
Loss on drying (105 °C; 3 h): ≤ 0.3 %
Storage Class Code
11 - Combustible Solids
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
Already Own This Product?
Find documentation for the products that you have recently purchased in the Document Library.
Related Content
ZipTip® micro-SPE pipette tips are used as a single-step desalting, concentration, and purification tool for complex samples before mass spec analyses.
Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.
Contact Technical Service