国产办公室激情高潮在线,巨肉黄暴辣文高H文,娇妻与老头高潮在线观看,免费观看电视剧全集在线播放 ,亚洲精品乱码一区二区三区

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氯乙烯氣體檢測管132SC VINYL CHLORIDE 1-50ppm

氯乙烯氣體檢測管132SC VINYL CHLORIDE 1-50ppm

簡要描述:

o-Chlorotoluene ClC6H4CH3 132SC VINYL CHLORIDE (-) 1-50ppm 氯乙烯氣體檢測管,鄰氯甲苯測毒管,2-氯甲苯檢測管,因此,臭氧濃度的允許值定為 4.46×10 -9 mol/L(0.1ppm)8h. 由于臭氧的臭味很濃,濃度為4.46×10 -9 mol/L(0.1ppm)時,人們就感覺到,因此,世界上使用臭氧已有一百多年的歷史,至今也沒有發(fā)現(xiàn)一例因臭氧中毒而導(dǎo)致死亡的報道。

更新時間:2025-07-30

在線留言
氯乙烯氣體檢測管132SC VINYL CHLORIDE 1-50ppm

o-Chlorotoluene ClC6H4CH3 132SC VINYL CHLORIDE (-) 1-50ppm 氯乙烯氣體檢測管,鄰氯甲苯測毒管,2-氯甲苯檢測管,

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

国内精品久久久久久无码不卡| 国产精品多p对白交换绿帽| 色哟哟嫩草国产在线成人| 女高潮淫荡视频在线播放| 免费在线观看午夜福利视频| 国产av欧美精品高潮网站| 国产精品久久九九精品。| 久久精品亚洲精品国产色婷| 夜夜操天天操天天操天天操| 日日操夜夜操天天操狠狠操| 婷婷亚洲国产小说区图片| 99久久综合一区二区三区| 亚洲精品午夜国产va久久成人| 日本在线 | 中文| 亚洲伦产精品| 自拍偷拍一区二区porn| 欧美区一区二区视频在线| 精品国产乱码久久久久乱码 | 亚洲午夜福利网在线观看| 欧美成人国产精品一区二区| 偷妻之寂寞难耐2中文字幕| 久久人久久人久久人久久| 国产精品一区二区传媒蜜臀 | 欧美成人h大片在线播放| 久久久久久久国产精品人| 免费在线观看的亚洲视频| 国产精品性爱片| 国产精品夜夜春夜夜爽久久小| 日本三级限岛国在线观看| 欧美日韩亚洲精品第一页| 好爽…又高潮了毛片免费看| 天天日天天干天天操天天夜| 91自产拍在线观看精品| 新番里h肉3d动漫在线观看网站| 色色色无码av| 青青国产免费频在线观看| 好大灬好硬灬好爽灬无码| 国产激情视频在线观看的| 欧美一区二区三区性牲奴| 日本三级毛在线| 国产精品自在线拍亚洲另类|