L(+)-Asparagine, anhydrous 98.0-102.0%, Bioreagent suitable for use as excipient
:70-47-3
:
:H₂NCOCH₂CH(NH₂)CO₂H
:MFCD00064401
:132.12 g/mol
:12,00872
:343 °C (1013 hPa)
:234…235 °C
:Ambient
:200-735-9
Some Products May Appear Restricted
To ensure a smooth and speedy checkout, please log in to your account. Some items may show as restricted simply because you're not logged in.
If you do not have an account, you can register using our registration webform (https://www.avantorsciences.com/us/en/login/register)
If you're still seeing restrictions after logging in, certain products—like chemicals or medical devices—require additional account verification steps to be able to place an order. Some items may additionally require a specific license or customer documentation; additional documentation will be requested for these items prior to shipment.
- Appearance:white crystalline powder
- Assay (on dried basis, by titration):98.0% to 102.0%
- Identification (by IR):conforms to structure
- Aspartic Acid Content:NMT 2%
- Loss On Drying (@105ºC/3hrs.):NMT 0.5%
- Residue On Ignition:NMT 0.1%
- Solubility (10% solution in dilute HCl):clear, complete, and colorless
- Specific Rotation (on dried basis, C=10, 6N HCl):+33.0º to +36.5º
- Bioburden:NMT 100 CFU/g
- Heavy Metals (as Pb):NMT 15 ppm
- Chloride (Cl):NMT 0.02%
- Sulfate (SO4):NMT 0.03%
- Cytotoxicity:passes test
- Endotoxin (measured at 2g/L) .:NMT 0.04 EU/mg
- DNase:none detected
- RNase:none detected
- Protease:none detected