夜夜爽夜夜叫夜夜高潮漏水,13小男生GAY自慰脱裤子,亚洲国产精品美女久久久久AV,中文字幕丰满乱孑伦无码专区

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(cè)管>氣體快速檢測(cè)管>124SH甲苯C6H5CH3氣體快速測(cè)試管124SH TOLUENE 100-3000ppm

甲苯C6H5CH3氣體快速測(cè)試管124SH TOLUENE 100-3000ppm

簡(jiǎn)要描述:

甲苯C6H5CH3氣體快速測(cè)試管124SH TOLUENE 100-3000ppm,主要檢測(cè)技術(shù)指標(biāo)參數(shù),檢測(cè)項(xiàng)名稱 檢測(cè)范圍(mg/m3) 檢測(cè)時(shí)間(min) Z小分度值(mg/ m3) 相應(yīng)國家標(biāo)準(zhǔn) 氨 0--3 10-15 0.10 0.20mg/m3 苯 0--3 10-15 0.10 0.11mg/m3 甲苯 0--3 10-15 0.10 0.20mg/m3 二甲苯 0--3 10-15 0.10 0.20mg/m3 TVOC 0--3 10-20 0.10 0.60mg/m3

更新時(shí)間:2024-12-19

發(fā)郵件給我們:554328895@qq.com

分享到: 1
在線留言
甲苯C6H5CH3氣體快速測(cè)試管124SH TOLUENE 100-3000ppm

甲苯C6H5CH3氣體快速測(cè)試管124SH TOLUENE 100-3000ppm

Tube 24SH
1. PERFORMANCE
1) Measuring range :100-3000 ppm
Number of pump strokes 1(100ml)
2) Sampling time :1 minute/1 pump stroke
3) Detectable limit :10 ppm(100ml)
4) Shelf life :2 years
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 :White→Dark brown
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:10% RSD-high:10%
3. CHEMICAL REACTION
Iodine pentoxide is reduced.
C6H5CH3+I(xiàn)2O5+H2SO4→I2
4. CALIBRATION OF THE TUBE
GAS CHROMATOGRAPHY
5. INTERFERENCE AND CROSS SENSITIVITY
100
GAS To pump
300
500
1000
2000
1500
2500
3000
ppm
100ml
JAPAN
SH-2
C6H5CH3
124SH TOLUENE
TEMPERATURE CORRECTION TABLE
Tube Corrected Concentration (ppm)
Readings 0℃ 10℃ 20℃ 30℃ 40℃
(ppm) (32°F) (50°F) (68°F) (86°F) (104°F)
3000 4000 3500 3000 2800 2600
2500 3300 2900 2500 2300 2200
2000 2700 2300 2000 1900 1800
1500 2000 1700 1500 1400 1300
1000 1300 1100 1000 970 940
500 500 500 500 500 500
300 300 300 300 300 300
100 100 100 100 100 100