Powders & Dyes

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    • Methyl Green100g

    • R8,319.00 Ex VAT
    • Methyl Green (Solid) ��� Product identifier �� Classification of the substance or mixture This chemical is considered hazardous. �� Label elements �� GHS label elements The substance is classified and labeled according to the Globally Harmonized System (GHS). �� Hazard pictograms �� Signal word Warning �� Hazard statements Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. ��…
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  • Bromocresol purple ACS Reagent, Dye content 90 % Quick View
  • Bromocresol purple ACS Reagent, Dye content 90 % Quick View
  • Bromothymol Blue ACS Reagent Dye Content 95% Quick View
  • Bromothymol Blue ACS Reagent Dye Content 95% Quick View
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    • Orange G 100g

    • R2,818.00 Ex VAT
    • Orange G ��� Product identifier 1 Identification 2 Orange G ��� Hazard(s) identification �� Classification of the substance or mixture Sensitization ��� Skin 1 H317 May cause an allergic skin reaction. Specific Target Organ Toxicity ��� Single Exposure 3 H335 ��� May cause respiratory irritation. H336 ��� May cause drowsiness or dizziness. �� Label elements �� GHS label elements The…
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  • Eosin Yellow ACS Reagent Dye content 85% Quick View
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    • Congo red 25g

    • R459.00 Ex VAT
    • Congo red (C.I. 22120) for microscopy 0322 It is not required to list the identified uses because the substance is not subject to registration according to REACH (< 1 t/a). Disodium-3,3���[[1,1-biphenyl]-4,4���- diyl(bis(azo)]bis(4-aminonaphthalin-1-sulfonate), Direct Red 28 1.2 Relevant identified uses of the substance or mixture and uses advised against Relevant identified uses: Laboratory chemical Laboratory and analytical use Uses advised against:…
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    • Bromocresol purple ACS Reagent, Dye content 90 %

    • R451.00 Ex VAT
    • Molar mass: 540,22 g/mol Solubility in water: < 0.1 % Formula: C21H16Br2O5S Melting point: 241 to 242 ��C (decomposition) Dye content 90 % Bromocresol Purple is a dye of the triphenylmethane family (triarylmethane dyes) and serves a pH indicator and many other testing procedures. Bromocresol Purple serves a pivotal role in measuring albumin concentrations, particularly in medical testing procedures. Its…
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    • Giemsa Stain Powder

    • R310.00 Ex VAT
    • Chemical Formula: C14H14ClN3S CAS No. 51811-82-6 Molecular Weight: 291.8 g/mol Giemsa Stain Powder is a dry mixture of dyes used to prepare Giemsa stain, which is frequently utilized in microscopy for visualizing blood cells and parasites such as Plasmodium (the causative agent of malaria). It colours nuclei blue to purple and imparts a pale pink hue to the cytoplasm, facilitating…
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    • Bromophenol Blue 5g

    • R286.00 Ex VAT
    • Bromophenol Blue ��� Product identifier Trade name: Bromophenol Blue 1 Identification 2 Hazard(s) identification �� Classification of the substance or mixture The substance is not classified, according to the Globally Harmonized System (GHS). �� Label elements �� GHS label elements Not Applicable �� Hazard pictograms Not Applicable �� Signal word Not Applicable �� Hazard statements Not Applicable �� Precautionary statements…
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    • Bromothymol Blue ACS Reagent Dye Content 95%

    • R249.00 Ex VAT
    • Formula: C27H28Br2O5S Density: 1,25 g/cm�� Molar mass: 624,38 g/mol Solubility in water: Sparingly soluble in water Melting point: 202 ��C (396 ��F; 475 K) Bromothymol Blue is a pH indicator dye that changes color according to the acidity or alkalinity of a solution. It turns yellow in acidic environments (pH < 6.0), becomes green at neutral pH levels (approximately 7.0),…
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