亚洲国产精品久久久久爰色欲,狠狠色综合7777久夜色撩人,国产精品久久久久国产三级,欧美成人猛片AAAAAAA

當(dāng)前位置:首頁  >  產(chǎn)品展示  >  空氣采樣設(shè)備  >  被動(dòng)式氣體采樣設(shè)備  >  500-100UMEx 100甲醛被動(dòng)式采樣器

UMEx 100甲醛被動(dòng)式采樣器

【概要描述】500-100 UMEx 100甲醛被動(dòng)式采樣器美國skc價(jià)格,UMEx 100 Passive Sampler for Formaldehyde UMEx 200 Passive Sampler for SO2/NO2UMEx 300 Passive Sampler for Ammonia被動(dòng)采樣器的umex 100有一個(gè)低2 ppb的檢測限(采樣甲醛。

型號(hào):500-100 點(diǎn)擊量:2140 廠商性質(zhì):代理商 更新日期:2024-09-23
產(chǎn)品詳情
品牌SKC/美國

UMEx 100甲醛被動(dòng)式采樣器

被動(dòng)采樣器的umex 100有一個(gè)低2 ppb的檢測限(采樣甲醛。單一使用膠帶umex 100包含一處理與2,4-二硝基苯肼(摘要)可靠的收集。采樣率是validated從15分鐘的兩個(gè)24小時(shí)或7天。分析performed市冰的高效液相色譜法(HPLC)。

UMEx 100甲醛被動(dòng)式采樣器

Performance Profile

Sampling Rate for Formaldehyde

28.6 ml/min with a RSD of 7.6% at wind velocity of 5 to 100 cm/sec for 15 minutes to 24 hours
20.4 ml/min at wind velocities < 5 cm/sec for 1 to 7 days

See the More Information tab for UMEx 100 sampling rates for other aldehydes.

Detection Principle

Formation of stable DNPH-hydrazone in the presence of formaldehyde

Validation Range

0.06 to 3.0 ppm

Lower Detection Limits

15 min: 200 ppb (0.24 mg/m3)
8 hrs: 5 ppb (0.006 mg/m3)
24 hrs: 2 ppb (0.002 mg/m3)
7 days: 0.2 ppb (0.0002 mg/m3)

Shelf-life

12-mos from date of manufacture at < 39.2 F ([4 C])

Capacity

29 μg/sample

Analysis

Solvent extraction and analysis by HPLC (high-performance liquid chromatography) with UV detection

Accuracy

± 25%, exceeds OSHA requirements

Storage

Before use: < 39.2 F ([4 C])
After use: < 39.2 F ([4 C]) and analyze within 3 weeks
Do not store with food.

Temperature Effects

No effect on sampling rate between 10 and 30 C

Humidity Effects

No effect from 10 to 80% relative humidity (RH)
Do not use sampler below 10% RH.

Wind Effects

No effect from 5 to 100 cm/sec

Interferences?

Large amounts of carbonyl compounds may reduce the uptake of formaldehyde.

Use in ozone levels < 0.5 ppm.

Dimensions

3.4 x 1.1 x .35 in (8.6 x 2.8 x .89 cm)

Weight

0.38 oz (10.8 gm)
Note:If sampling in an atmosphere containing formalin, see Sampling Formaldehyde from Formalin Using Passive Samplers for field study information.

對(duì)甲醛的準(zhǔn)確和可靠的采集
冰,保證樣品的完整性
精度超過OSHA標(biāo)準(zhǔn)
辨別流行2,4-二硝基苯肼化學(xué)
城市validated OSHA和瑞典研究所
經(jīng)濟(jì)和容易使用
無泵或培訓(xùn)所需的
低成本的樣品
樣品和空白介質(zhì)/校正在一個(gè)單元
documented吸收率
15分鐘的兩個(gè)24小時(shí)的樣品
7天的樣本
兩個(gè)歐盟conforms ISO 16000 2004年4
符合OSHA規(guī)范方法1007?大學(xué)
在環(huán)保型IP 6C
高度敏感和特異性分析方法
小鴨子unobtrusive
使用兩個(gè)簡單的“開/關(guān)"滑蓋
安全
沒有玻璃或化工液體的樣品
樣品濃度的甲醛*
28.6毫升/分鐘enhances吸收率的靈敏度為15分鐘,8小時(shí),和24小時(shí)的采樣
多功能的樣品
工作場所的采樣從兩個(gè)12小時(shí)15分鐘
長期的室內(nèi)空氣采樣率與validated 24小時(shí)和7天的樣本
如果在一個(gè)*的采樣氣含甲醛,甲醛,甲醛采樣從使用被動(dòng)samplers(PDF)的現(xiàn)場研究的信息。


訂貨號(hào)描述價(jià)格/人民幣
500-100SAMPLER, UMEX-FORMALDEHYDE, 10PK2504 
500-100ASAMPLER, UMEX-FORMALDEHYDE, 25PK5969 
Cat. No.Description+
P20084Treated Tape, UMEx 100 Passive Sampler, for QC purposes only, pk/50Treated Tape, UMEx 100 Passive Sampler, for QC purposes only, pk/50
Treated Tape, UMEx 100 Passive Sampler, for QC purposes only; single use only, pk/50
500-100UMEx 100 Passive Sampler, for Formaldehyde, Pk/10UMEx 100 Passive Sampler, for Formaldehyde, Pk/10
UMEx 100 Passive Sampler, for formaldehyde; detection range from 5 ppb to 5 ppm; 15-minute to 24-hour samples and 7-day samples (sampling periods between 24 hours and 7 days have not been evaluated); single use only, pk/10 Limited shelf-life; freezer storage required Meets OSHA Method 1007 specifications If sampling in an atmosphere containing formalin, see www.skcinc。。com/instructions/1795.pdf for field study information.
500-100AUMEx 100 Passive Sampler, for Formaldehyde, Pk/25UMEx 100 Passive Sampler, for Formaldehyde, Pk/25
UMEx 100 Passive Sampler for Formaldehyde; detection range from 5 ppb to 5 ppm; 15-minute to 24-hour samples and 7-day samples (sampling periods between 24 hours and 7 days have not been evaluated); single use only, pk/25 Limited shelf-life; freezer storage required Meets OSHA Method 1007 specifications If sampling in an atmosphere containing formalin, see www.skcic。。com/instructions/1795.pdf for field study information.

聯(lián)系方式

郵箱:13310000820@163.com 地址:上海市嘉定區(qū)槎溪路222弄10號(hào)樓101室
咨詢熱線

021-69896317

(周一至周日9:00-19:00) 在線咨詢
1688網(wǎng)站
微信二維碼
上海會(huì)彬儀器有限公司©2025版權(quán)所有    備案號(hào):滬ICP備15019479號(hào)-1 技術(shù)支持:化工儀器網(wǎng)    管理登陸    sitemap.xml
国产丰满美女a级毛片| 对白脏话肉麻粗话av| 日韩中文字幕区一区有砖一区| 日日摸夜夜爽无码毛片精选| 国产av剧情md精品麻豆| 富婆被大肉楱征服小说| 在线a级毛片免费观看| 久久人妻无码一区二区| 国产精品人人做人人爽| 人妻影音先锋啪啪av资源| 亚洲AV无码不卡久久| 少妇无码一区二区三区| 久久久受www免费人成| 欧美十大艳星| 中文人妻av久久人妻水| 亚洲av无码乱码在线观看| 老熟女高潮喷水了| 他用嘴巴含着我奶头好舒服| 丰满人妻熟妇乱又伦精品视频三| 国产丰满老熟妇乱xxx1区 | 真人性做爰直播| 狠狠躁夜夜躁人人爽碰AV| 中文字幕精品无码亚洲字| 88久久精品无码一区二区毛片 | 少妇精品揄拍高潮少妇| 久久国产色av免费观看| 成av人片一区二区三区久久| 被吊起来用各种道具玩弄失禁| 强壮的公次次弄得我高潮a片小说| 亚洲AV无码专区在线观看成人 | 被绑在机器上榨精失禁男男| 亚洲熟妇无码八AV在线播放| 精品久久久久久无码人妻热| 欧洲精品99毛片免费高清观看| 国产一区二区波多野结衣| 极品视觉盛宴| 熟妇的滚烫的肉唇翻进翻出| 樱花草视频www| 国产精品久久久久久久久KTV| av影音先锋| 性欧美VIDEO高清|