Saturday 30 September 2017

Chemical Indicators(Autoclave tape) composition

Chemical Indicator is called Process Indicator or Class-1 Indicators or Autoclave tape.

Chemical Composition:

1. Semi-Bleached craft paper
2. Natural Rubber Saturent
3. Natural Rubber adhesive
4. Butylated Urea- Formaldehide resin
5. Acrylate copolymer
6. Lead  carbonate hydroxide
7. Ethyl Alcohol
  • Process indicator tapes with lead or without lead available.
  • Lead is very poisonous metal, this material is neurotoxic and can cause brain disorders.
  • Process indicator tapes are available in the market with different brand names.
  • Process indicator tapes which contains lead basically converted in to light colour to dark after processing in sterilization.
  • Disposal of these tapes containing lead is very important. These tapes can't be disposed off anywhere because it can cause health risk to living beings.
  • These lead containing tapes should be disposed off as hazardous chemical waste by taking precautions.
  • But now a days, there is another option available in the market that is class 1 indicator tapes without lead.
  • These tapes are very safe to use and doesn't come under the category of hazardous waste.
  • Before purchase you can check whether lead free is mentioned on the tape or not, and verify the MSDS also.
  • In pharmaceutical companies, class 1 indicator tapes with lead or without lead are commonly used.
  • Autoclave tape is also called adhesive tape or process indicator or chemical indicator.
  • Autoclave tape Verify the sterilization process.
  • Autoclave tape is an adhesive tape used in autoclaving (Heating under high pressure with steam to sterilize) to indicate whether a specific temperature has been reached.
  • Autoclave tape works by changing color after exposure to temperature commonly used in sterilization process, typically 121 degree C in a steam autoclave.
Related : Classification of Chemical indicators
   

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