(a) For purposes of sentencing pursuant to this act, substances and quantities shall be as follows:

SUBSTANCE    gm

Alpha-Methylfentanyl    1

Amphetamine    25

Any substance which contains any quantity of a derivative of barbituric acid, or any salt of a derivative of barbituric acid    50

Cannabis Resin or Hashish   25

Cocaine    25

D-Lysergic Acid    .2 pure or

Diethylamide/Lysergide/LSD    200 dosage units

Dextropropoxyphene/Propoxyphene    100

Diazepam    50

Diethyltryptamine/DET    50

Dimethyltryptamine/DMT    50

Fentanyl    2

Hashish Oil    10

Heroin    5

Hydrocodone/Dihydrocodeinone    50

Hydromorphone/Dihydromorphinone    25

Marijuana/Cannabis    1500

Marijuana/Cannabis Plant    50 plants

Meperidine/Pethidine    100

Mescaline    10

Methamphetamine    25

Methaqualone    50

Morphine    25

Mushrooms containing Psilocyn and/or Psilocybin    100

Opium    100

Oxycodone    25

Pentazocine    50

Peyote    100

Phencyclidine/PCP    5

Phentermine    50

Phenylacetone PP    25

Psilocyn    2

Psilocybin    2

Tetrahydrocannabinol    5

3-Methylfentanyl    1

3,4-Methylene-dioxyamphetamine/MDA    10

3,4-Methylene-dioxymethamphetamine/MDMA    10

(b) Any reference to a particular controlled substance in this section includes all salts, isomers and all salts of isomers. Any reference to cocaine includes ecgonine and coca leaves, except extracts of coca leaves from which cocaine and ecgonine have been removed.

(c) The scale amounts for all controlled substances in this section refer to the total weight of the controlled substance. If any mixture of a compound contains any detectable amount of a controlled substance, the entire amount of the mixture or compound shall be considered in measuring the quantity. If a mixture or compound contains a detectable amount of more than one controlled substance, the most serious controlled substance shall determine the categorization of the entire quantity.

(d) The provisions of this section shall not be applicable to crimes committed on or after July 1, 1993.