OIL, IMMERSION, 50 ml, dropper bottle


Valid Article

W0202050385 - Laboratory instruments for microscopic investigations - consumables
European Medical Device Nomenclature (EMDN) is the nomenclature of use by manufacturers when registering their medical devices in the EUDAMED database. EMDN is characterised by its alphanumeric structure that is established in a seven-level hierarchical tree.
The order of this product needs to be justified and is only acceptable under certain conditions.
Thermosensitive codes are defined for storage and transportation temperature requirements of the products.
The product is part of at least one Kit. A kit is a collection of products (medical and/or logistic) that are needed for a certain intervention in emergency. The choice and quantity of the articles reflects the MSF protocols for this specific situation. The use of Kits allows to start an intervention without a detailed evaluation.
OC subscriptions: included in supply or field order tools (e.g. UniField)
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Synthetic oil used for microscopy observation with a 100x objective (immersion objective).


Technical specifications

  • CAS n°: 120-51-4
  • Viscous liquid
  • Quality: for microscopy
  • Refraction index: n = 1.515
  • Density: 1.02

Packaging & Labelling

50ml / 100ml / 500ml plastic or glass bottle

Transport Dangerous Goods

  • UN3082
  • Class: 9
  • Packing group: III
  • Proper shipping name: Environmentally hazardous substance, liquid, n.o.s. (Benzyl benzoate)

Instructions for use

Never use this oil with the other objectives.

Wipe the objective carefully with lens tissue after use.

Please consult the “Updated laboratory procedures, 2022” or “Bacteriology laboratory procedures and resources“ available online via the Laboratory working Group sharepoint page: Laboratory Procedures and Resources.


For offline access, contact your laboratory advisor.


  • Shelf life: 36 months
  • Store between 15°C and 25°C

Waste management

Substance with biohazardous characteristics. Please contact your watsan referent for advice on proper disposal.

Detailed hazard and precautionary information can be found in the safety data sheet (SDS).

Classification EC Regulation N° 1272/2008

  • Acute toxicity: Category 4, oral
  • Chronic aquatic toxicity: Category 2

Signal Word


Image Image
H302Harmful if swallowed
H411Toxic to aquatic life with long lasting effects.
P273Avoid release to the environment

MSF requirements

Essential for microscopy with a 100x objective.

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