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Medical consumables
Chemicals and reagents
Laboratory consumables
Areometers and thermometers
Household glass SIMAX
Personal protective equipment
Consumables for beauty salons
Packages
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    Buffer capsules рH 6.4 1.11373

    MERCK

    packaging size 100 pcs


    To prepare a buffer solution acc. WEISE for staining blood smears

    Buffer solution pH 4.00 (20°c) (red colour) 273616

    itwreagents

    Panreac 273616

    COMPOSITION:
    Citric Acid 1 H2O: 11.768 g
    Sodium Hydroxide 50% sol. w/w: 6 ml
    Hydrochloric Acid 35%: 3.96 ml
    Preservative 1%: 5 ml
    Amaranth: 4 mg/l
    Water (s.q.m): 1 l

    Buffer Solution pH 10.00 (20°C) 272584

    itwreagents

    Panreac 272584

    COMPOSITION:
    Boric acid: 3.092 g
    Potassium chloride: 3.728 g
    Sodium hydroxide 50% solution. v/v: 2.34 ml
    Preservative 1%: 5 ml
    Water (sq.m): 1 l

    Buffer solution pH 10.00 (20°c) (blue colour) 273618

    itwreagents

    COMPOSITION:
    Boric Acid: 3.092 g
    Potassium Chloride: 3.728 g
    Sodium Hydroxide 50% sol. w/w: 2.34 ml
    Preservative 1%: 5 ml
    Preservative 1%: 3 mg/l
    Water (s.q.m): 1 l
    pH VALUES DEPENDING ON TEMPERATURE
    T (°C): ApH
    0: +0.26
    5: +0.17
    10: +0.11
    15: +0.05
    20: 0
    25: -0.06
    30: -0.11
    35: -0.16
    40: -0.18
    50: -0.26
    Uncertainty: See certificate
    Traceability: NIST
    pH at 20°C: 9.95 - 10.05

    Buffer solution pH 11.00 (20°c) 272585

    itwreagents

    Panreac 272585

    COMPOSITION:
    Boric Acid: 6.209 g
    Sodium Hydroxide 50% sol. w/w: 5.33 ml
    Preservative 1%: 5 ml
    Water (s.q.m): 1 l

    Buffer solution pH 13.00 (20°c) 272587

    itwreagents

    Panreac 272587

    COMPOSITION:
    Potassium chloride: 3.728 g
    Sodium hydroxide 50% solution. v/v: 2.51 ml
    Preservative 1%: 5 ml
    Water (sq.m): 1 l


    Buffer solution pH 2.00 (20°c) 272581

    itwreagents

    Panreac 272581

    COMPOSITION:
    Citric acid 1 H2O: 6.430 g
    Sodium hydroxide 50% solution. t/t: 3.26 ml
    Hydrochloric acid 35%: 6.126 ml
    Preservative 1%: 5 ml
    Water (sq.m): 1 l

    Buffer solution pH 3.00 (20°c) 272537

    Panreac 272537

    COMPOSITION:
     Citric Acid 1 H2O: 8.470 g
     Sodium Hydroxide 50% sol. w/w: 4.3 ml
     Hydrochloric Acid 35%: 5.269 ml
     Preservative 1%: 5 ml
     Water (s.q.m): 1 l

    Buffer solution pH 4.00 (20°c) 272168

    itwreagents

    Panreac 272168

    COMPOSITION:
    Citric Acid 1 H2O: 11.768 g
    Sodium Hydroxide 50% sol. w/w: 6 ml
    Hydrochloric Acid 35%: 3.96 ml
    Preservative 1%: 5 ml
    Water (s.q.m): 1 l

    Buffer solution pH 4.00 (20°c) 272582

    itwreagents

    Panreac 272582

    COMPOSITION:
    Citric Acid 1 H2O: 20.256 g
    Sodium Hydroxide 50% sol. w/w: 10.45 ml
    Preservative 1%: 5 ml
    Water (s.q.m): 1 l

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