測定項目 |
N2O |
測定年 |
平成9年 |
測定場所 |
環境科学研究所測定局(江東区新砂1−7−5) |
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表示単位 |
ppb |
月 |
7月 |
地上6階(地上約33m) |
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日/時 |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
21 |
22 |
23 |
24 |
平均 |
最高 |
最低 |
数 |
合計 |
1 |
313 |
314 |
314 |
317 |
314 |
317 |
319 |
313 |
313 |
316 |
320 |
311 |
306 |
307 |
304 |
308 |
304 |
318 |
316 |
314 |
317 |
320 |
317 |
318 |
314 |
320 |
304 |
24 |
7530 |
2 |
312 |
307 |
309 |
311 |
313 |
309 |
315 |
318 |
315 |
316 |
315 |
317 |
315 |
310 |
307 |
307 |
309 |
308 |
312 |
313 |
314 |
317 |
318 |
320 |
313 |
320 |
307 |
24 |
7507 |
3 |
322 |
327 |
332 |
327 |
326 |
318 |
312 |
311 |
309 |
309 |
302 |
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318 |
332 |
302 |
11 |
3495 |
4 |
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5 |
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6 |
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7 |
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8 |
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9 |
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10 |
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11 |
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12 |
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15 |
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16 |
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17 |
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18 |
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314 |
314 |
314 |
314 |
319 |
317 |
319 |
316 |
319 |
314 |
7 |
2211 |
19 |
319 |
315 |
315 |
315 |
316 |
316 |
314 |
311 |
319 |
316 |
318 |
317 |
310 |
310 |
321 |
317 |
312 |
315 |
317 |
323 |
337 |
320 |
315 |
319 |
317 |
337 |
310 |
24 |
7607 |
20 |
319 |
321 |
318 |
321 |
323 |
316 |
320 |
319 |
317 |
319 |
316 |
312 |
315 |
309 |
309 |
312 |
322 |
317 |
319 |
324 |
324 |
320 |
323 |
324 |
318 |
324 |
309 |
24 |
7639 |
21 |
321 |
324 |
321 |
320 |
321 |
322 |
322 |
320 |
321 |
324 |
326 |
322 |
311 |
314 |
313 |
310 |
314 |
311 |
317 |
315 |
324 |
337 |
317 |
320 |
319 |
337 |
310 |
24 |
7667 |
22 |
314 |
316 |
313 |
319 |
313 |
317 |
314 |
315 |
312 |
310 |
307 |
306 |
305 |
303 |
312 |
312 |
320 |
316 |
315 |
321 |
319 |
316 |
317 |
316 |
314 |
321 |
303 |
24 |
7528 |
23 |
314 |
318 |
310 |
311 |
314 |
315 |
317 |
315 |
315 |
308 |
313 |
313 |
313 |
313 |
312 |
306 |
313 |
312 |
313 |
308 |
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313 |
318 |
306 |
20 |
6253 |
24 |
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309 |
305 |
297 |
311 |
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339 |
330 |
346 |
335 |
298 |
334 |
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320 |
346 |
297 |
10 |
3204 |
25 |
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26 |
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27 |
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28 |
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29 |
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30 |
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31 |
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平均 |
317 |
318 |
317 |
318 |
318 |
315 |
315 |
313 |
315 |
315 |
317 |
316 |
315 |
313 |
310 |
313 |
313 |
314 |
315 |
317 |
321 |
321 |
318 |
319 |
316 |
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最高 |
322 |
327 |
332 |
327 |
326 |
322 |
322 |
320 |
321 |
324 |
339 |
330 |
346 |
335 |
321 |
334 |
322 |
318 |
319 |
324 |
337 |
337 |
323 |
324 |
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346 |
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最低 |
312 |
307 |
309 |
311 |
313 |
309 |
305 |
297 |
309 |
308 |
302 |
306 |
305 |
303 |
298 |
306 |
304 |
308 |
312 |
308 |
314 |
316 |
315 |
316 |
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297 |
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数 |
8 |
8 |
8 |
8 |
8 |
9 |
9 |
9 |
9 |
8 |
9 |
8 |
8 |
8 |
8 |
8 |
7 |
8 |
8 |
8 |
7 |
7 |
7 |
7 |
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192 |
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合計 |
2534 |
2542 |
2532 |
2541 |
2540 |
2839 |
2838 |
2819 |
2832 |
2518 |
2856 |
2528 |
2521 |
2501 |
2476 |
2506 |
2194 |
2511 |
2523 |
2532 |
2249 |
2249 |
2224 |
2236 |
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60641 |
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