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Pro-Lab Diagnostics™ Crystal Violet Stain, Concentrated

Use for convenient Gram staining to easily identify gram positive or negative organisms. Pro-Lab Diagnostics™ Crystal Violet Stain, Concentrated is a 10x concentrated microbiological stain manufactured to the highest standards, according to all regulatory requirements, and CE labelled.

Brand:  Pro-Lab Diagnostics™ PL8000

Code : 04

Additional Details : CAS Number : 64-17-5 Weight : 0.10300kg Transport : UN number : 1993 Chem class : 3 Pack group : III

Product Code. 12946307

  • £15.13 / 100mL

In Stock 4
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Pro-Lab Diagnostics™ stains are manufactured in purpose-designed laboratories to the highest standards using the finest raw materials. Strict quality control and filtering techniques are employed prior to release to ensure that all stains offer excellent performance characteristics.

  • 10X concentrated – 100mL is diluted to 1L of ready-to-use stain
  • Crystal Violet is the primary stain of the Gram staining method
  • Stains the cell walls of organisms and is retained in Gram-positive bacteria after decolorization


Concentrated Reagent
Crystal Violet
(EC) No 1907/2006, Annex II, (EU) No 453/2010, CE-mark
For Gram staining
Ethanol, C.I. basic violet 3, Methanol
Gram Stain
100mL (yields 1L ready-to-use stain)
Dark violet
Safety and Handling

Safety and Handling

Product Identifier
  • Crystal Violet Concentrate

Signal Word
  • Danger

Hazard Category
  • Flammable liquid Category 3
  • Acute toxicity Category 4
  • Serious eye damage/eye irritation Category 1
  • Carcinogenicity Category 2
  • Specific target organ toxicity Category 2

Hazard Statement
  • H226-Flammable liquid and vapour.
  • H332-Harmful if inhaled.
  • H318-Causes serious eye damage.
  • H351-Suspected of causing cancer.
  • H371-May cause damage to organs.
  • H411-Toxic to aquatic life with long lasting effects.

Precautionary Statement
  • P210-Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P270-Do not eat, drink or smoke when using this product.
  • P273-Avoid release to the environment.
  • P280-Wear protective gloves/protective clothing/eye protection/face protection.
  • P303+P361+P353-IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower.
  • P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
  • P310-Immediately call a POISON CENTER/doctor/.
  • P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P501-Dispose of contents/container to .
  • P201-Obtain special instructions before use.
  • P233-Keep container tightly closed.
  • P240-Ground/bond container and receiving equipment.
  • P241-Use explosion-proof electrical/ventilating/lighting/ equipment.
  • P242-Use only non-sparking tools.
  • P243-Take precautionary measures against static discharge.
  • P260-Do not breathe dust/fume/gas/mist/vapours/spray.
  • P264-Wash thoroughly after handling.
  • P271-Use only outdoors or in a well-ventilated area.
  • P370+P378-In case of fire: Use to extinguish.
  • P391-Collect spillage.
  • P308+P311-IF exposed or concerned: Call a POISON CENTER/doctor/.
  • P403+P235-Store in a well-ventilated place. Keep cool.
  • P405-Store locked up.

Supplemental information
  • MIXTURE LIST-Contains : ethanol, C.I. basicviolet 3, methanol