Poly (A) carrier RNA
Polyadenylic acid, potassium salt
| Catálogo Nº | Apresentação | Preço (R$) | Comprar |
|---|---|---|---|
| RNT-017-S | 100 mg | Sob demanda | Adicionar ao Carrinho |
| RNT-017-L | 1 g | Sob demanda | Adicionar ao Carrinho |
For general laboratory use.
Envio: shipped on gel packs
Condições de armazenamento: store at -20 °C
Short term exposure (up to 1 week cumulative) to ambient temperature possible. Store dark.
Validade: 12 months
Peso molecular: 100 – 500 kDa
Forma: lyophilised solid
Descrição:
Poly (A) carrier RNA is used for quantitative precipitation/purification of RNA and DNA. It improves recovery of short fragments (< 200 bp) or low amounts of nucleic acids.
Chain length: 2100 to 10000 nucleotides
Recommended working concentration: 0.5 mg/ml
Quality control:
Poly (A) in relation to one mononucleotide unit:
2.3 - 2.5 μmol/mg (A257*, ɛ = 10.7 L mmol-1 cm-1)
A290/A260*: 0.03 - 0.05
A280/A260*: 0.25 - 0.35
A250/A260*: 0.82 - 0.92
DNAse/RNAse contamination: not detectable (FRET assay)
*absorbance measurement in DNAse/RNAse free water