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SODIUM DISULPHITE (metabisulphite), powder, 1 kg, bot.

https://unicat.msf.org/cat/product/18856
STD SLASSODD1P1

Valid Article

Former Code(s): -X
CT25
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)
SC subscriptions: included in supply or field tools
OC validations: approved for procurement and use by an OC for international or local orders specifying context and activity in Medical Standard Lists (MSL)

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SODIUM DISULPHITE (metabisulphite) powder

Definition

Powder reductor used to prepare the aqueous solution of sodium disulphide intended for the Emmel test (drepanocytosis).

Synonym

sodium metabisulfite.

Specifications

Technical specifications

  • CAS N°: 7681-57-4
  • Formula: Na2S2O5
  • Powder
  • Quality: very pure

Packaging & Labelling

1 kg plastic bottle

Instructions for use

Prepare the solutions extemporaneously.

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

https://msfintl.sharepoint.com/sites/msfintlcommunities/LabWG/SitePages/Laboratory-Manual-page.aspx

For offline access, contact your laboratory advisor.

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Storage

  • Keep below 25°C, Protect from humidity
  • Keep container tightly closed
  • In a dry and well-ventilated place
  • Do not store together with acids.
  • No expiry date

Waste management

Substance with hazardous 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

  • Eye Damage: category 1, H318
  • Acute Toxicity: category 4, H302

Signal Word

Danger

Image Image
H302Harmful if swallowed
H318Causes serious eye damage.
EUH031Contact with acids liberates toxic gas.
P270Do not eat, drink or smoke when using this product.
P264Wash … thoroughly after handling
P280Wear protective gloves/protective clothing/eye protection/face protection
P310Immediately call a POISON CENTER or doctor/physician.
P301 + P312IF SWALLOWED: call a POISON CENTER or doctor/physician if you feel
P305 + P351 + P338IF IN EYES: rinse cautiously with water for several minutes. If the victim wears contact lenses, remove them if possible. Keep rinsing

MSF requirements

Good antioxygen capacity.

Allows to carry out the Emmel test (quicker and more sensitive than the technique with paraffin) for the screening of drepanocytosis

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