Fully based on national regulations "Determination of water content of chemical oxygen demand rapid digestion spectrophotometry (HJ / T399-2007)" and "Determination of ammonia nitrogen in water quality Nessler reagent spectrophotometric method (HJ535-2009)" design and manufacture, applicable to many domestic and foreign testing standards.
采用高分子工程塑料外殼,流線型外觀設(shè)計(jì),耐熱防腐防噴罩
消解儀參數(shù) | 測(cè)定項(xiàng)目 | COD高量程 | COD低量程 | 氨氮 |
消解溫度 | 165℃±0.5℃ | 165℃±0.5℃ | —— | |
消解時(shí)間 | 10/15分鐘(可選) | 10/15分鐘(可選) | —— | |
溫場(chǎng)均勻性 | ≤2℃ | ≤2℃ | —— | |
定時(shí)范圍 | 1分鐘-96小時(shí) | 1分鐘-96小時(shí) | —— | |
定時(shí)開關(guān) | 3個(gè) | 3個(gè) | 3個(gè) | |
定時(shí)精度 | 0.2秒/小時(shí) | |||
供電方式 | AC220V±10%/50Hz |
5B-3C(V8)COD·氨氮雙參數(shù)測(cè)定儀功能特點(diǎn)詳情如下
快速、準(zhǔn)確測(cè)定地表水、中水、城市污水及工業(yè)廢水中的COD;
Rapid and accurate determination of surface water, water, urban sewage and industrial wastewater COD;
同時(shí)測(cè)定氨氮、COD高量程、COD低量程水樣;
Simultaneous determination of ammonia nitrogen, COD high range, COD low range of water samples;
獨(dú)立雙光路無干涉系統(tǒng),濃度直讀、精度高、壽命長、更穩(wěn)定;
Independent dual optical path without interference system,the concentration of direct reading, high precision, long life,more stable;
直觀的菜單導(dǎo)航系統(tǒng)以及3.5英寸的彩色液晶屏,人性化操作提示,使用更簡單;
Intuitive menu navigation system and 3.5-inch color LCD screen, user-friendly operation tips, the use of more simple;
儀器自備校準(zhǔn)功能,可根據(jù)標(biāo)準(zhǔn)樣品計(jì)算并存儲(chǔ)曲線,無需手動(dòng)制作曲線;
Instrument-owned calibration function, according to the standard sample Calculate and store curves with-out manual production of curves;
大、小字體顯示模式自由切換,顯示數(shù)據(jù)更清晰,參數(shù)更詳細(xì);
Large and small font display mode free to switch, display data clearer, more detailed parameters;
向計(jì)算機(jī)傳輸當(dāng)前數(shù)據(jù)和歷史數(shù)據(jù),支持USB、紅外無線傳輸(可選);
Transfer the current data and historical data to the computer, support USB, infrared wireless transmission (optional);
同時(shí)支持比色皿和比色管兩種比色方式;
While supporting the cuvette and colorimetric two colorimetric way;
儀器內(nèi)置打印機(jī),可打印當(dāng)前數(shù)據(jù)和所有存儲(chǔ)的歷史數(shù)據(jù);
The instrument has a built-in printer that prints current data and all stored historical data;
配備完善的專業(yè)耗材試劑,工作步驟大大減少,測(cè)量更加簡單、準(zhǔn)確;
Equipped with your professional supplies reagents, work steps greatly reduced, the measurement is more simple and accurate;
采用自主設(shè)計(jì)的抗強(qiáng)酸、抗強(qiáng)堿、耐腐蝕材料機(jī)殼,整機(jī)美觀大方;
It adopts self designed anti acid, alkali and corrosion resistant shell, machine nice;
支持歷史數(shù)據(jù)存儲(chǔ)查看功能,可存儲(chǔ)1.2萬個(gè)數(shù)據(jù);
Support historical data storage view function, can store 12,000 data;
主機(jī)參數(shù)一覽表
儀器名稱 | 化學(xué)需氧量(COD)快速測(cè)定儀 | 儀器型號(hào) | 5B-3C(V8) |
測(cè)定項(xiàng)目 | COD高量程 | COD低量程 | 氨氮 |
測(cè)定范圍 | 20-10000mg/L(分段) | 2-150mg/L | 0.02-100mg/L(分段) |
示值誤差 |
COD<50mg/L,誤差≤±8% COD>50mg/L,誤差≤±5% |
誤差≤±8% | 誤差≤±8% |
最低檢出限 | 0.1mg/L | 0.1mg/L | 0.01mg/L |
測(cè)定時(shí)間 | 20分鐘 | 20分鐘 | 10-15分鐘 |
批處理量 | 16支水樣 | 16支水樣 | 20支水樣(可擴(kuò)展) |
重復(fù)性 | ≤±3% | ||
光源壽命 | 10萬小時(shí) | ||
穩(wěn)定性 | <0.005A | ||
抗氯干擾 | [Cl-]<1000mg/L無影響 [Cl-]<4000mg/L(可選) | — | |
比色方式 | 比色皿、比色管 | ||
存儲(chǔ)數(shù)據(jù) | 1.2萬 | ||
曲線數(shù)量 | 180條 | ||
顯示方式 | 彩色液晶(分辨率320*240) | ||
通訊接口 | USB/紅外(選配) | ||
供電方式 | 220V |