10X TBE buffer

From OSL Demo
Item:OSW73286a25137f44109a893164412eebb4
10X TBE buffer
ID OSW73286a25137f44109a893164412eebb4
UUID 73286a25-137f-4410-9a89-3164412eebb4
Label 10X TBE buffer
Machine compatible name 10xTbeBuffer
Statements (outgoing)
Statements (incoming)

Description


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    jsondata
    type
    "Category:OSW81e9e22e7d934382a6a56df7d3736957"
    rdf_type
    "schema:HowTo"
    uuid"73286a25-137f-4410-9a89-3164412eebb4"
    label
    text"10X TBE buffer "
    lang"en"
    description
    text"Recipe for 10X TBE (Tris-Borate-EDTA) buffer for nucleic acid electrophoresis. Final composition of 10X: 0.89 M Tris, 0.89 M boric acid, 20 mM EDTA (pH ≈ 8.3). This recipe makes 1 L of 10X stock solution. Store at room temperature; can be autoclaved or filter-sterilized."
    lang"en"
    input
    "Tris base — 107.88 g (to give 0.89 M in 1 L 10X)"
    "Boric acid — 55.03 g (to give 0.89 M in 1 L 10X)"
    "EDTA disodium salt, dihydrate — 7.44 g (to give 20 mM in 1 L 10X)"
    "Deionized or distilled water to 1 L"
    output_count1
    preparation_duration"15 minutes"
    processing_duration"30 minutes"
    total_duration"45 minutes"
    steps
    @type"schema:HowToStep"
    step_name"Weigh reagents"
    step_description"Accurately weigh Tris base (≈107.9 g), boric acid (≈55.0 g) and EDTA disodium salt, dihydrate (≈7.44 g) using an analytical balance."
    @type"schema:HowToStep"
    step_name"Dissolve"
    step_description"Place the solids into a beaker or flask and add about 800 mL of deionized water. Stir until all solids are completely dissolved."
    @type"schema:HowToStep"
    step_name"Adjust volume"
    step_description"Transfer solution to a 1 L volumetric flask (or graduated cylinder) and add deionized water to bring the final volume to 1 L."
    @type"schema:HowToStep"
    step_name"Check pH (optional)"
    step_description"Measure the pH; 10X TBE is typically around pH 8.3. If necessary, adjust pH carefully with HCl or NaOH. Small adjustments are rarely required if using analytical-grade reagents."
    @type"schema:HowToStep"
    step_name"Sterilize and store"
    step_description"Sterilize by autoclaving or filter-sterilize using a 0.22 µm filter if required. Label the bottle with concentration and date. Store at room temperature."
    @type"schema:HowToStep"
    step_name"Prepare working solution"
    step_description"When needed, dilute 10X stock 1:10 with deionized water to obtain 1X TBE (final: 89 mM Tris, 89 mM borate, 2 mM EDTA)."
    name"10xTbeBuffer"
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