Protein Sample Loading Buffer (Denaturing, Reducing, 5×) - BioReagent, suitable for electrophoresis, for PAGE, for western blot, 5×

Cat. No.: S750308
DISPONIBLE À COMMANDE
GRADE & PURITY BioReagent ? BioReagent grade — tested suitable for life-science and molecular-biology use. Use for cell culture, assays, and biochemical work needing biological compatibility. Suitable for electrophoresis ? Electrophoresis grade — low ionic/UV impurities for clean gel runs. Use in agarose/PAGE electrophoresis where impurities distort bands. for PAGE ? PAGE grade — purity suited to polyacrylamide gel electrophoresis. Use for protein/nucleic-acid PAGE where reagent purity affects resolution. for Western blot ? Western-blot grade — suited to protein transfer and immunodetection. Use in Western workflows where reagent purity keeps background low. 5×
Synonyms
SDS-PAGE Sample Loading Buffer
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
Application
Electrophoresis, PAGE, SDS-PAGE, WB
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Size
Allemagne (EU)
USA*
Price
Qty
1ml
S750308-1ml
—
3 En stock
8,59€
5×1ml
S750308-5×1ml
Sur commande · 8–12 semaines
11,19€
15×1ml
S750308-15×1ml
Sur commande · 8–12 semaines
25,95€
75×1ml
S750308-75×1ml
Sur commande · 8–12 semaines
112,72€
Enter a quantity for the sizes you want to add.
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Why this grade

BioReagent, suitable for electrophoresis, for PAGE, for western blot, 5× Adapté à l'électrophorèse,BioReagent,for PAGE,pour le Western blot for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Vue d’ensemble

  This product is designed for protein sample preparation in SDS-PAGE electrophoresis. Its novel formulation ensures a neutral pH after boiling, preventing protein degradation. It features fast thawing from –20°C and eliminates unpleasant odors by replacing traditional reducing agents (e.g., β-mercaptoethanol or DTT) with an advanced odorless alternative.
Key Features
1.Prevents Degradation: Neutral pH after boiling avoids protein degradation, ideal for phosphorylated proteins.
2.Rapid Settlement: Samples sink quickly to the bottom of wells without floating.
3.Fast Thawing: Rapid melting from –20°C without viscosity.
4.Odorless: Contains a novel reducing agent—no β-mercaptoethanol or DTT, no unpleasant smell.
Protocol
1.Add 1 volume of loading buffer to 4 volumes of protein sample (1:4 ratio) and mix thoroughly.
2.Heat the mixture in a boiling water bath for 5–10 minutes.
3.Centrifuge at high speed for 5 minutes. Use the supernatant for electrophoresis.
3.1Note: If no insoluble debris is observed after adding loading buffer, brief centrifugation is sufficient to collect the mixture.
3.2If condensation forms on the tube lid after heating, gently flick the tube to mix condensation with the sample before centrifugation to ensure uniform loading concentration.
Precautions
1.Gels loaded with this buffer may exhibit yellowing or streaks in silver staining due to the reducing agent.
2.Not suitable for non-denaturing gel electrophoresis as it contains denaturing agents.
3.Wear a lab coat and disposable gloves for safety.
4.For research use only.

Specifications

Synonymes
SDS-PAGE Sample Loading Buffer
Spécifications et pureté
BioReagent, suitable for electrophoresis, for PAGE, for western blot, 5×
Stabilité et stockage
Store at 2-8℃ short term (3 months). Store at -20℃ long term (12 months).
Conditions de stockage de stockage
Store at -20°C
Expédié en
Ice chest + Ice pads
Ce produit nécessite l'expédition en chaîne froide. Les services terrestres et autres services économiques ne sont pas disponibles.
Grade
Adapté à l'électrophorèse, BioReagent, for PAGE, pour le Western blot

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Certificats (CoA, COO, BSE/TSE et tableau d'analyse)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

1 results found

Lot NumberCertificate TypeDateArticle
ZJ25F0927441Certificate of AnalysisJul 12, 2026 S750308
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