1.10123
Protamine sulfate
for biochemistry
Synonym(s):
Protamine sulfate, Salmine sulfate
Sign Into View Organizational & Contract Pricing
All Photos(1)
About This Item
Recommended Products
Quality Level
assay
≥98% (HPLC)
form
powder
manufacturer/tradename
Calbiochem®
shipped in
ambient
storage temp.
2-8°C
Warning
Toxicity: Carcinogenic / Teratogenic (D)
Analysis Note
Nitrogen content (Kjeldahl; calc.on dried substance): 22.5 - 25.5 %
Assay of sulfate (gravimetrically; calc. on dried substance): 16 - 22 %
Identity (IR-spectrum): passes test
Appearance: white to almost white, crystalline powder
Appearance of solution (5 g/l; water): clear to almost clear, colorless to slightly yellow
Absorbance (260-280 nm, 10 g/l, 1 cm, water): ≤ 0.1
Spec. rotation (α 20/D, 10 g/l, hydrochloric acid 0.1 mol/l, calc. on dried substance): -65 to -85
Fe (Iron): ≤ 0.001 %
Hg (Mercury): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.002 %
Loss on drying (105 °C; 3 h): ≤ 5 %
Assay of sulfate (gravimetrically; calc. on dried substance): 16 - 22 %
Identity (IR-spectrum): passes test
Appearance: white to almost white, crystalline powder
Appearance of solution (5 g/l; water): clear to almost clear, colorless to slightly yellow
Absorbance (260-280 nm, 10 g/l, 1 cm, water): ≤ 0.1
Spec. rotation (α 20/D, 10 g/l, hydrochloric acid 0.1 mol/l, calc. on dried substance): -65 to -85
Fe (Iron): ≤ 0.001 %
Hg (Mercury): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.002 %
Loss on drying (105 °C; 3 h): ≤ 5 %
Legal Information
CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany
Storage Class
11 - Combustible Solids
wgk_germany
WGK 3
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.
Customers Also Viewed
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