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首页>产品中心>日本光明北川式气体检测管>气体快速检测管>199U甲基环己醇CH3C6H10OH气体检测管199U METHYL CYCLOHEXANOL 5-200

甲基环己醇CH3C6H10OH气体检测管199U METHYL CYCLOHEXANOL 5-200

简要描述:

日本KITAGAWA北川式甲基环己醇CH3C6H10OH气体检测管199U METHYL CYCLOHEXANOL 5-200ppm,气体检测管的原理及使用,分析速度快。由于操作方便,使得每一次分析所需时间大为缩短,一般仅需几十秒至几分钟即可得知结果,其分析速度是任何化学分析和仪器方法不能比拟的。适应性好。检测管现有Ⅰ、Ⅱ、Ⅲ三种,从零点到几个PPM(10-6)到百分之几十,适用范围很大,为分析工作提供了很大方便。

更新时间:2017-07-24

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甲基环己醇CH3C6H10OH气体检测管199U METHYL CYCLOHEXANOL 5-200

日本KITAGAWA北川式甲基环己醇CH3C6H10OH气体检测管199U METHYL CYCLOHEXANOL 5-200ppm

Tube No.199U

1. PERFORMANCE
1) Measuring range :5-200 ppm
Number of pump strokes 3(300ml)
2) Sampling time :4.5 minutes/3 pump strokes
3) Detectable limit :1 ppm
4) Shelf life :2 years
5) Operating temperature :10~40℃
6) Temperature compensation :Necessary(See "TEMPERATURE CORRECTION TABLE")
7) Reading :Direct reading from the scale calibrated by 3 pump strokes
8) Colour change :Yellow→Pale blue
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
Chromium oxide is reduced.
CH3C6H10OH+Cr6++H2SO4→Cr3+
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
5
15
20
40
60
80
100
150
200
ppm
300ml
GAS To pump
DEHUMIDIFIER
(White)
199U METHYL CYCLOHEXANOL
Substance Interference Coexistence
Aliphatic hydrocarbons Whole reagent is changed to Pale The accuracy of readings is not
brown. affected.
Aromatic hydrocarbons 〃〃
Halogenated hydrocarbons 〃〃
Alcohols FIG.1 Similar stain is produced. Higher readings are given.
Esters Pale ringed stain is produced near The accuracy of readings is not
the bottom of the reagent. affected.
0
150
200
50
100
Ethanol〔ppm〕�
FIG.1 Influence of Ethanol
Methyl cyclohexanol
indicating value 〔ppm〕
50 100 150
25
Coexistence
Interference
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 10℃ 20℃ 30℃ 40℃
(ppm) (50°F) (68°F) (86°F) (104°F)
200 - 200 110 65
150 - 150 85 52
100 - 100 60 40
80 170 80 50 30
60 110 60 35 25
40 70 40 25 15
20 40 20 15 10
10 20 10 7 5
5 10 5 4 3

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