Home > Phycobiliproteins > R-Phycoerythrin
Our R-Phycoerythrin (R-PE) is extracted from red algae.
Molecular weight: 240 kDa
Available in 2 forms:
– Precipitated form in 100 mM phosphate buffer (pH7) saturated with 60% ammonium sulfate.
– Lyophilized form from R-PE dissolved in 10 mM phosphate buffer (additive: sugar). Antimicrobial: 0.02% sodium azide.
Purity :
– ratios A565/A498 < 1.5
– ratios A620/A565 < 0.02
– ratios A565/A280 > 5.0
Quantities : 5 mg, 10 mg, 100 mg, 500 mg or by grams
Supplied in 100 mM phosphate buffer (pH7) saturated with 60% ammonium sulfate. Antimicrobial: 0.02% sodium azide.
Purity:
– ratio A565/A498 obtained: 1.45
– ratio A620/A565 obtained: 0.002
– ratio A565/A280 obtained: 5.46
Obtained from R-PE in solution in 10 mM phosphate buffer (additive: sugar). Total absence of ammonium sulphate in the product.
Purity:
– ratio A565/A498 obtained: 1.46
– ratio A620/A565 obtained: 0.003
– ratio A565/A280 obtained: 5.48