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posted by on .

Too make a 4% solution of paraformaldehyde from a 20 % solution.

(20)(10ml)= (4)(x)
x= 50ml

so I would need to add 45ml of PBS and 4ml of the paraformaldhyde.

Is that right.

  • chemistry - ,

    You have a 20% solution of paraformaldehyde in what solvent?

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