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*胺(CH3)3N氣體檢測管222S Trimethyl amine 1-20ppm,121AHC一定要正確的保存。應該在10度以下冷藏保存,避免陽光照射和冷凍。一定要在使用期限內使用(包裝上標注有使用期限),一定不要重復使用。在從冷藏處拿出后,應在室溫條件下放置一段時間再使用。Gastec GV-100 Gas Sampling Pump The Model GV-100 Gas Sampling Pump can precisely collect a sample volume fo
更新時間:2024-12-19
在線留言*胺(CH3)3N氣體檢測管222S Trimethyl amine 1-20ppm
Tube No.222S
1. PERFORMANCE
1) Measuring range :1-20 ppm
Number of pump strokes 1(100ml)
2) Sampling time :1 minute/1 pump stroke
3) Detectable limit :0.3 ppm
4) Shelf life :3 years
5) Operating temperature :0~40℃
6) Reading :Direct reading from the scale calibrated by 1 pump stroke
7) Colour change :Pale purple→Pale yellow
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
By reacting with phosphoric acid, PH indicator is discoloured.
2(CH3)3N+H3PO4→〔(CH3)3NH〕2HPO4
4. CALIBRATION OF THE TUBE
VAPOUR PRESSURE METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
GAS To pump
DEHUMIDIFIER
(White)
20
2 1
468
10
12
14
16
18
222S TRIMETHYL AMINE
Substance Interference Coexistence
Ammonia Similar stains are produced Higher readings are given.
Other amines 〃〃
(NOTE)
This tube scale is calibrated based on Diethyl amine and same scale is available for Trimethyl amine.
上一篇:105SE*胺(CH3)3N氣體檢測管105SE Trimethyl amine 0.5-100ppm
下一篇:111U1,2,4-*基苯C6H3(CH3)3氣體檢測管111U 20-250ppm
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