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首頁>產品中心>日本光明北川式氣體檢測管>氣體快速檢測管>197U環已酮氣體檢測管C9H14O 異佛爾酮Isophorone 197U CYCLOHEXANONE

環已酮氣體檢測管C9H14O 異佛爾酮Isophorone 197U CYCLOHEXANONE

簡要描述:

環已酮氣體檢測管C9H14O 異佛爾酮Isophorone 197U CYCLOHEXANONE 5-80ppm,健康危害:本品具有麻醉和刺激作用。液體對皮膚有刺激性;眼接觸有可能造成角膜損害。慢性影響:長期反復接觸可致皮炎。微溶于水,易溶于乙醇和乙醚。易燃,無腐蝕性。蒸氣與空氣形成爆炸性混合物,爆炸極限3.2%~9%(體積)。

更新時間:2025-07-16

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環已酮氣體檢測管C9H14O 異佛爾酮Isophorone 197U CYCLOHEXANONE

環已酮氣體檢測管C9H14O 異佛爾酮Isophorone 197U CYCLOHEXANONE 5-80ppm

1. PERFORMANCE
1) Measuring range :2-100 ppm
Number of pump strokes 3(300ml)
2) Sampling time :4.5 minutes/3 pump strokes
3) Detectable limit :1 ppm
4) Shelf life :3 years
5) Operating temperature :0~40℃
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:5%
3. CHEMICAL REACTION
Chromium oxide is reduced.
C6H10O+Cr6++H2SO4→Cr3+
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
100
80
60
40
20
10
2
300ml
ppm
(White)
DEHUMIDIFIER
??????
Tube No.
197U CYCLOHEXANONE

Substance Interference Coexistence
Aliphatic hydrocarbons Whole stain is changed to brown. The accuracy of reading is not
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 reading is not
the bottom of the reagent. affected.
0
30
50
70
10
Ethanol〔ppm〕?
FIG.1 Influence of Ethanol
Cyclohexanone indicating value 〔ppm〕
50 100 150
Coexistence
Interference
TEMPERATURE CORRECTION TABLE
Scale True Concentration (ppm)
Readings 10℃ 20℃ 30℃ 40℃
(ppm) (50°F) (68°F) (86°F) (104°F)
100 - 100 75 60
80 120 80 62 50
60 84 60 46 37
40 52 40 30 25
20 26 20 16 13
10 14 10 8 7
2 3 2 2 1

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