亚洲精品一区二区三区中文字幕,23部禽亲女小丹慢慢张开双,妺妺窝人体色www在线下载,xxxx丰满小少妇女高潮

產(chǎn)品列表PRODUCTS LIST

首頁>產(chǎn)品中心>日本光明北川式氣體檢測管>氣體快速檢測管>132SC間氯甲苯C6H4Cl(CH3)氣體檢測管132SC VINYL CHLORIDE 0.5-10ppm

間氯甲苯C6H4Cl(CH3)氣體檢測管132SC VINYL CHLORIDE 0.5-10ppm

簡要描述:

對氯甲苯,間氯甲苯C6H4Cl(CH3) 氣體檢測管132SC VINYL CHLORIDE (-) 0.5-10ppm,其毒性還和接觸時間有關(guān),例如長期接觸 1.748×10 -7mol/L(4ppm) 以下的臭氧會引起*性心臟障礙,但接觸 20ppm 以下的臭氧不超過 2h,對人體無*性危害。 VINYL CHLORIDE (-) 氯乙烯檢測管,C6H4Cl(CH3) m-Chlorotoluene

更新時間:2025-01-08

在線留言
間氯甲苯C6H4Cl(CH3)氣體檢測管132SC VINYL CHLORIDE 0.5-10ppm

氯乙烯檢測管,間氯甲苯C6H4Cl(CH3)氣體檢測管132SC VINYL CHLORIDE 0.5-10ppm

Tube 32SC
1. PERFORMANCE
1) Measuring range :0.4-12.0 ppm 0.2-6.0 ppm 0.1-3.0 ppm
Number of pump strokes 1(100ml) 2(200ml) 4(400ml)
2) Sampling time :3 minutes/2 pump strokes
3) Detectable limit :0.05 ppm(400ml)
4) Shelf life :3 years
5) Operating temperature :0~40℃
6) Temperature compensation :Necessary(0~15℃)(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 2 pump strokes
8) Colour change :Greenish yellow→Pink
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
By decomposing with an Oxidizer, Hydrogen chlorine is produced and PH indicator is discoloured.
CH2=CHCI+CrO3+H2SO4→HCI
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
PRETEAT TUBE DETECTOR TUBE
6.0
5.0
4.0
3.0
2.0
1.0
(White)
ppm
200ml
132SC VINYL CHLORIDE
Substance Interference ppm Coexistence
Acetylene 1% Lower readings are given.
Ethylene FIG.1 300 〃
Hydrogen chloride 200 Higher readings are given.
Chlorine Similar stain is produced. ch1lo0r×ideV cinoynlc. 〃
(NOTE)
In case of 1 or 4 pump strokes, following formula is available for the actual concentration.
Actual concentration=Temperature corrected value×2/Number of strokes
0
4.0
3.0
1.0
2.0
Ethylene〔ppm〕?
FIG.1 Influence of Ethylene Vinyl chloride indicating value 〔
ppm〕
100 200 300 400 500 600 700
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 0℃ 5℃ 10℃ 15-40℃
(ppm) (32°F) (41°F) (50°F) (59°F)(104°F)
6.0 10.0 8.2 7.0 6.0
5.0 8.2 6.8 5.7 5.0
4.0 6.7 5.5 4.7 4.0
3.0 4.9 4.1 3.5 3.0
2.0 3.3 2.7 2.3 2.0
1.0 1.6 1.3 1.2 1.0

午夜精品国产精品大乳美女| 出轨人妻被粗长征服过程 | 东京热av人妻无码| 99久久国产热无码精品免费| 色88久久久久高潮综合影院| 小莹乳液汁水停电了还能用吗| 高潮vpswindows国产乱| 久久久久亚洲av成人网人人网站| 欧美18videosex性欧美| 无码精品黑人一区二区三区| 国产精品xxxx国产喷水| 国产麻豆精品一区二区三区V视界 亚洲乱码国产乱码精品精大量 | 啊灬啊灬啊灬快灬高潮少妇a片| 亚洲午夜av久久久精品影院色戒| 国产成人精品三级麻豆| 欧美学生小嫩嫩xb| 波多野结衣vs黑人巨大| 国产精品偷伦视频免费观看了| 国产精品一区二区av| 精品久久久久久久免费人妻| 69精品丰满人妻无码视频a片| 欧美zc0o人与善交| 继夫的玩弄h辣文| 人妻中文字幕乱人伦在线| 国产色婷亚洲99精品av在线| 久久性爱视频| 午夜精品久久久久久| 两根巨物一起三p白洁| 无码人妻一区二区三区免费n鬼沢 美女露100%双奶头无遮挡 | 扒开胸罩疯狂揉搓奶头| 在线视频| 风韵丰满熟妇啪啪区老熟熟女| 张柏芝殖器十二图片| 人体张悠雨全身光一丝不| 野花日本hd免费高清版7| 丁香花在线影院观看在线播放| 激情 小说 亚洲 图片 伦| 国产av天堂无码一区二区三区 | 97视频在线观看| 亚洲国产成人精品女人久久久| 免费a级毛片无码无遮挡|