ppm


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ppm

 
1. parts per million.
2. pulses per minute.

ppm

Abbreviation for parts per million.

ppm

1. Parts per million.
2. Pulse per minute.
References in periodicals archive ?
Nos resultados referentes a promocao da germinacao de sementes de Enterolobium contortisiliquum coletadas em Areia--PB (Lote 4), o extrato de Momordica charantia nas concentracoes de 500 e 1000 ppm, mostrou-se superior quando comparados aos demais tratamentos em estudo (Tabela 7).
This sample contains 131 ppm Sn, 34 ppm W, 17 ppm Mo, ~10 ppm Cs, 115 ppm Cu, ~32 ppm Bi, 35 ppm As, 50 ppm Th, and ~25 ppm U (Appendix B).
Table 7 data were obtained with the refrigerant contaminated with 50 ppm m/m of moisture, and Table 8 data were obtained with the refrigerant contaminated at a higher concentration of 300 ppm m/m moisture.
Incubation of soil samples for one week resulted in significant increase in N[O.sub.3.sup.-]-N at 0,10,100,250, and 500 ppm mancozeb concentrations.
258-260[degrees]C; IR ([V.sub.max], [cm.sup.-1]): 3522, 2123, and 1152; [sup.1]H NMR (300 MHz, CD[Cl.sub.3]) [[delta].sub.H]: 1.30-1.50 (m, 2H), 1.60 (s, 3H), 1.68-2.08 (m, 6H), 2.66-2.80 (m, 4H), 3.10 (m, 1H), 6.62-6.70 (m, 2H), 6.90 (m, 2H), 7.00 (m, 1H), 7.12-7.40 (m, 4H), 7.78 (m, 2H, J = 8.37 Hz) and 8.30 (broad 1H) ppm. [sup.13]C NMR (75.4 MHz, CD[Cl.sub.3]) [[delta].sub.C]: 19.20, 26.70, 27.50, 29.84, 31.08, 35.22, 35.42, 36.70, 44.44, 48.94, 110.80, 114.18, 114.50, 114.70, 115.22, 118.22, 119.00, 120.90, 123.45, 124.70, 125.60, 132.50, 134.10, 134.78, 139.72, 153.30, 154.78, 163.80, 171.52 ppm.
The APAC project portfolio management (PPM) software is segmented on the basis of type, application, and region.
Qianxiu It's Moisturizing Matte Lipstick #06, 42,800 ppm
Personalized and precision medicine (PPM)--the targeting of therapies according to an individual's genetic, environmental, or lifestyle characteristics--is becoming an increasingly important approach in health care treatment and prevention.
EcoWaste said the 61 samples contained lead concentrations above the 20 parts per million (ppm) limit as stated under the Asean Cosmetic Directive (ACD).
The levels were way above the 90 parts per million limit for lead in paint under the Philippine and United States law, and 100 ppm limit for cadmium in jewelry under the European Union regulation.
The team also found that the risk of death and heart failure readmissions was 19 per cent and 12 per cent higher, respectively, after one year, as compared to patients without severe PPM.