Care must be taken before selecting polyethylene plastic for use ...

[SO00]

Care must be taken before selecting polyethylene plastic for use as test tubes and
 
  A. Polyethylene can bind or absorb proteins, dyes, stains, and picric acid.
  B. Polyethylene does not bind or absorb proteins, dyes, stains, and picric acid.
  C. Polyethylene cannot be used to pipet serum.
  D. Polyethylene forms insoluble salts in the presence of sodium chloride.

Question 2

Low actinic glassware has which of the following properties:
 
  A. High thermal resistance with no color added to the glass.
  B. Low thermal resistance with a green-yellow color added as an integral part of the glass.
  C. High thermal resistance with a blue color added as an integral part of the glass.
  D. High thermal resistance with an amber or red color added as an integral

[b614102004]

Answer to Question 1

A

Answer to Question 2

D

[SO00]

Gracias!

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