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Subclass Q |
Science (General) |
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Subclass QA |
Mathematics |
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Subclass QB |
Astronomy |
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Subclass QC |
Physics |
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Subclass QD |
Chemistry |
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QD1-999 |
Chemistry |
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QD1-65 |
General |
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QD71-142 |
Analytical chemistry |
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QD146-197 |
Inorganic chemistry |
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QD241-441 |
Organic chemistry |
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QD415-436 |
Biochemistry |
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QD450-801 |
Physical & Theoretical chemistry |
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QD625-655 |
Radiation chemistry |
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QD701-731 |
Photochemistry |
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QD901-999 |
Crystallography |
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Subclass QE |
Geology |
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Subclass QH |
Natural History - Biology |
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Subclass QK |
Botany |
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Subclass QL |
Zoology |
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Subclass QM |
Human Anatomy |
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Subclass QP |
Physiology |
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Subclass QR |
Microbiology |
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Subclass T |
Technology |
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Applied Science |
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Safety |