人人妻人人藻人人爽欧美一区,国内老熟妇对白HDXXXX,国产精品偷伦视频免费观看了,人妻夜夜爽天天爽三区丁香花

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>102SC進(jìn)口丙酮?dú)怏w檢測(cè)管 102SC ACETONE CH3COCH3 0.01-4.0%

進(jìn)口丙酮?dú)怏w檢測(cè)管 102SC ACETONE CH3COCH3 0.01-4.0%

簡(jiǎn)要描述:

進(jìn)口丙酮?dú)怏w檢測(cè)管 102SC ACETONE CH3COCH3 0.01-4.0%,作業(yè)環(huán)境氣體濃度及泄漏測(cè)定: 防火、防爆,可以在現(xiàn)場(chǎng)快速的測(cè)定氣體的濃度,廣泛用于檢測(cè)易燃易爆氣體的泄漏、有毒氣體,以防止火災(zāi)、爆炸和中毒事故的發(fā)生。工程管理:在各種工業(yè)生產(chǎn)中, 將氣體作為工業(yè)原料或中間產(chǎn)品使用時(shí), 用于測(cè)定氣體的不純物, 以提高產(chǎn)品質(zhì)量, 防止催化劑的污染。提高生產(chǎn)效率。污染源的檢測(cè):在現(xiàn)場(chǎng)可以迅速測(cè)定煙道中的有害氣體,適用于大氣污染的污染源管理。 燃燒效率的檢查: 適合測(cè)定燃燒排氣中的一氧

更新時(shí)間:2024-10-14

發(fā)郵件給我們:554328895@qq.com

分享到: 1
在線留言
進(jìn)口丙酮?dú)怏w檢測(cè)管 102SC ACETONE CH3COCH3 0.01-4.0%

進(jìn)口丙酮?dú)怏w檢測(cè)管 102SC ACETONE CH3COCH3 0.01-4.0%

1. PERFORMANCE
1) Measuring range :0.01-4.0%
Number of pump strokes 1(100mr)
2) Sampling time :1 minute/1 pump stroke
3) Detectable limit :10 ppm
4) Shelf life :1 year (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 :Yellow→Pink
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
Hydrogen chloride of Hydroxylamine hydrochloride is liberated and acidfied, and PH indicator is discoloured.
CH3COCH3+NH2OH?HCI→HCI+(CH3)2C=NOH+H2O
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
%
0.01
0.1
0.3
0.5
1.0
1.5
2.0
2.5
3.0
GAS To pump
3.5
4.0
102SC ACETONE
Substance Interference ppm Coexistence
Acrolein Similar stain is produced. 20 Higher readings are given.
Acetaldehyde 〃30 〃
Methyl ethyl ketone 〃150 〃
Methyl isobutyl ketone 〃400 〃
TEMPERATURE CORRECTION TABLE
Scale True Concentration (%)
Readings 0℃ 10℃ 20℃ 30℃ 40℃
(%) (32°F) (50°F) (68°F) (86°F) (104°F)
4.0 - - 4.0 3.2 2.7
3.5 - - 3.5 2.8 2.3
3.0 - 4.1 3.0 2.4 2.0
2.5 4.8 3.7 2.5 2.0 1.7
2.0 3.9 2.8 2.0 1.6 1.4
1.5 2.9 2.0 1.5 1.2 1.0
1.0 1.8 1.3 1.0 0.8 0.7
0.7 1.1 0.9 0.7 0.6 0.5
0.5 0.8 0.7 0.5 0.4 0.3
0.3 0.5 0.4 0.3 0.3 0.2
0.1 0.16 0.12 0.1 0.08 0.05
Tube No.
www.r-biopharm.com.cn