Science: v.1-v.219Moses King, 1968 |
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Стр. 825
... sample at the picogram level ( 1x10-12 , or .000,000,000,001 gram ) . Most of this chemical detective work is being performed on the F & M Model 402 High - Efficiency Gas Chromatograph - an instru- ment perfected especially for this and ...
... sample at the picogram level ( 1x10-12 , or .000,000,000,001 gram ) . Most of this chemical detective work is being performed on the F & M Model 402 High - Efficiency Gas Chromatograph - an instru- ment perfected especially for this and ...
Стр. 879
... sample 6G007 , 6200 ± 3100 years , 4700 ± 3400 years , 12,400 ± 3900 years ; sample 5G202 , 6800 ± 1400 years , 6100 ± 1200 years ; sample 5G204 , 6900 ± 1600 years , 6300 ± - 1400 years ; ( from Devil's Punch Bowl ) sample 5G201 , 7700 ...
... sample 6G007 , 6200 ± 3100 years , 4700 ± 3400 years , 12,400 ± 3900 years ; sample 5G202 , 6800 ± 1400 years , 6100 ± 1200 years ; sample 5G204 , 6900 ± 1600 years , 6300 ± - 1400 years ; ( from Devil's Punch Bowl ) sample 5G201 , 7700 ...
Стр. 1273
... sample temperature and to automatically re- cord experimental data without ever looking away from the sample itself . The instrument operates over the range of -20 ° to + 300 ° C , tem- peratures suitable for study of fusion phenomena ...
... sample temperature and to automatically re- cord experimental data without ever looking away from the sample itself . The instrument operates over the range of -20 ° to + 300 ° C , tem- peratures suitable for study of fusion phenomena ...
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