丰满岳乱妇在线观看中字无码,漂亮的保姆5在线观看中文,把我绑在床头上夹奶头视频,免费人做人爱完整版视频

產(chǎn)品列表PRODUCTS LIST

首頁(yè)>產(chǎn)品中心>日本光明北川式氣體檢測(cè)管>氣體快速檢測(cè)管>157SB甲基溴氣體檢測(cè)管157SB METHYL BROMIDE 20-250ppm

甲基溴氣體檢測(cè)管157SB METHYL BROMIDE 20-250ppm

簡(jiǎn)要描述:

157SB METHYL BROMIDE (-) 157SB甲基溴,CH3CHCLCH2Cl又稱氯化丙烯,1,2-二氯丙烷;氯化丙烯;DCP;1,2-Dichloropropane,20-250ppm 總代理銷(xiāo)售日本光明理化學(xué)工業(yè)株式會(huì)社北川式氣體檢測(cè)管,提供日本光明理化學(xué)工業(yè)株式會(huì)社北川式氣體檢測(cè)管介紹,日本光明理化學(xué)工業(yè)株式會(huì)社北川式氣體檢測(cè)管應(yīng)用,日本光明理化學(xué)工業(yè)株式會(huì)社北川式氣體檢測(cè)管價(jià)格,日本光明理化學(xué)工業(yè)株式會(huì)社北川式氣體檢測(cè)管說(shuō)明書(shū),日本光明理化學(xué)工業(yè)株式會(huì)社北川式氣體檢測(cè)管售后www.yd17.cn

更新時(shí)間:2025-01-15

在線留言
甲基溴氣體檢測(cè)管157SB METHYL BROMIDE 20-250ppm

甲基溴氣體檢測(cè)管157SB METHYL BROMIDE 20-250ppm

157SB
1. PERFORMANCE
1) Measuring range :10-500ppm
Number of pump strokes 1(100ml)
2) Sampling time :2 minutes/1 pump stroke
3) Detectable limit :1 ppm
4) Shelf life :3 years(Necessary to store in a refrigerated place ; 0~10℃)
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 1 pump stroke
8) Colour change :White→Reddish orange
2. RELATIVE STANDARD DEVIATION
RSD-low:15% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
By decomposing with an Oxidizer, Bromine is produced. Bromine reacts with o-Toluidine and red Orthoquinone
is produced.
CH3Br+I(xiàn)2O5+CrO3+H2SO4→Br2
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
10
30
50
100
150
200
300
400
500
ppm
100ml
GAS To pump
(Brown) (White)
PRETREAT TUBE DETECTOR TUBE
Tube No.
157SA METHYL BROMIDE
Substance ppm Interference ppm Coexistence
Chlorine 1 Similar stain is produced. 1 Higher readings are given.
Bromine 1 〃1 〃
Nitrogen dioxide 1 〃1 〃
Dichloromethane 500 〃500 〃
Chloroform 50 〃50 〃
Ethylene dibromide 50 〃50 〃
Trichloroethylene 50 〃50 〃
Tetrachloroethylene 50 〃50 〃
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 0℃ 5℃ 10℃ 15℃ 20℃ 30℃ 40℃
(ppm) (32°F) (41°F) (50°F) (59°F) (68°F) (86°F) (104°F)
500 - - - 620 500 430 390
400 - - 630 475 400 360 325
300 - 675 430 345 300 280 260
200 580 320 235 210 200 190 175
150 260 185 160 150 150 140 130
100 120 110 100 100 100 95 90
50 50 50 50 50 50 50 50
185
1. PERFORMANCE
1) Measuring range :5-80 ppm 2.5-40 ppm 0.9-7.3 ppm
Number of pump strokes 1(100ml) 2(200ml) 4(400ml)
2) Sampling time :1.5 minutes/1 pump stroke
3) Detectable limit :1 ppm(200ml)
4) Shelf life :3 years(Necessary to store in a refrigerated place ; 0~10℃)
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 1 pump stroke
8) Colour change :White→Yellow
2. RELATIVE STANDARD DEVIATION
RSD-low:15% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
By decomposing with an Oxidizer, Bromine is produced. Bromine reacts with o-Toluidine and yellow
Orthoquinone is produced.
CH3Br+I(xiàn)2O5+CrO3+H2SO4→Br2
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
5
10
15
20
30
40
60
80
ppm
100ml
GAS To pump
(Olive) (White)
PRETREAT TUBE DETECTOR TUBE
Tube No.
157SB METHYL BROMIDE
(NOTE)
When the concentration is below 5 ppm, 2 pump strokes can be used to determine the lower concentration.
Following formula is available for the actual concentration.
Actual concentration=1/2×Temperature corrected value
Substance Interference ppm Coexistence
Halogen Similar stain is produced. Higher readings are given.
Halogenated hydrocarbons 〃〃
Hexane FIG.1 200 Lower readings are given.
0
50
60
70
80
30
40
Hexane〔ppm〕?
FIG.1 Influence of Hexane

又粗又深又猛又爽的视频| 午夜福利视频| 精品久久久无码中文字幕| 成人欧美一区二区三区1314| 免费做爰猛烈吃奶摸视频在线观看| 国内精品久久久久久久影视麻豆| 国产精品9999久久久久仙踪林| 精品午夜福利在线观看| 国产精品18久久久久久 | 蜜桃成人无码av在线观看一电影| 99久久精品费精品国产一区二| 精品无码久久久久久久久水蜜桃 | 天黑黑影院在线观看视频高清免费 | 亚洲av之男人的天堂| 少妇伦子伦精品无码STYLES| かしこまりました中文在线| 野花日本免费观看大全3 | 国产伦精品一区二区三区| 国产又色又爽又刺激在线播放| 十大色情禁片免费观看影片 | 四虎永久在线精品免费网址| av鲁丝一区鲁丝二区鲁丝三区| 国产午夜福利片| 精品无码国产自产拍在线观看| 国产大bbwbbwhd视频| 少妇人妻av| 色综合伊人色综合网站无码| 日本一上一下爱爱免费| 欧美成人看片黄A免费看| 三上悠亚被弄到痉挛惨叫视频 | 国产精品十八禁在线观看| 精品人妻无码一区二区三区牛牛| 欧美乱大交xxxxx疯狂俱乐部| 无码a级毛片免费视频内谢| 日本xxxx色视频在线观看免费| 夜夜高潮夜夜爽夜夜爱爱一区 | 国产精品成人无码久久久| 激情综合亚洲色婷婷五月app| 一个人看的日本hd免费| 亚欧色一区w666天堂| 中文字幕亚洲乱码熟女在线萌芽|