About this item
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/ca/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.
Specification Test Results
- Assay (perchloric acid titration, calculated on dried substance):99.0 - 101.0 %
- Identity (IR-spectrum):passes test
- Appearance:white to almost white, crystalline powder
- Appearance of solution (100 g/l, CO₂-free water):clear and colorless and not more intense in color than reference solution Y₇
- pH (50 g/l CO₂-free water):5.9 - 6.4
- Chloride (Cl):≤ 70 ppm
- Sulfate (SO₄):≤ 65 ppm
- Heavy metals (as Pb):≤ 10 ppm
- As (Arsenic):≤ 2 ppm
- Hydrolyzable substances:passes test
- Related substances (TLC):passes test
- Ninhydrin-positive substances (LC) (any ninhydrin-positive impurity):≤ 0.10 %
- Ninhydrin-positive substances (LC) (ammonium (570 nm)):≤ 0.02 %
- Ninhydrin-positive substances (LC) (total impurities):≤ 1.0 %
- Related substances (HPLC) (Impurity B):≤ 0.10 %
- Related substances (HPLC) (Impurity H):≤ 0.10 %
- Related substances (HPLC) (Impurity I):≤ 0.10 %
- Related substances (HPLC) (unspecified impurities):≤ 0.10 %
- Related substances (HPLC) (Sum of all impurities):≤ 0.2 %
- Related compounds (HPLC) (Glycine anhydride):≤ 0.10 %
- Related compounds (HPLC) (Iminodiacetic acid):≤ 0.10 %
- Related compounds (HPLC) (Diglycine):≤ 0.10 %
- Related compounds (HPLC) (Triglycine):≤ 0.10 %
- Related compounds (HPLC) (Hexamethylenetetramine):≤ 0.10 %
- Related compounds (HPLC) (Total impurities):≤ 1.0 %
- Methanol (HS-GC):≤ 3000 ppm
- Other residual solvents (ICH Q3C):excluded by manufacturing process
- Loss on drying (105 °C, 2 h):≤ 0.2 %
- Sulfated ash (600 °C):≤ 0.1 %
- Bacterial endotoxins:≤ 2.0 I.U./g
- Total aerobic microbial count (TAMC):≤ 10 CFU/g
- Total combined yeasts/moulds count (TYMC):≤ 10 CFU/g
Specification Test Results
Supplier: VWR International
Supplier: VWR International
Supplier: VWR International
Supplier: VWR International
Supplier: VWR International
Supplier: Corning
Supplier: BDH