www.cgongxi.com-国产日产久久高清欧美一区WW,国产在线观看无码免费视频,国产日产久久高清欧美一区WW,国模欢欢炮交啪啪150P

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管>氣體快速檢測管>130U異丙基硫醇(CH3)2CHSH氣體檢測管130U ISOPROPYL MERCAPTAN 0.5-1

異丙基硫醇(CH3)2CHSH氣體檢測管130U ISOPROPYL MERCAPTAN 0.5-1

簡(jiǎn)要描述:

異丙基硫醇(CH3)2CHSH氣體檢測管130U ISOPROPYL MERCAPTAN 0.5-10ppm,便攜式氣體檢測管異丙基硫醇檢測管((CH3)2CHSH)被檢物質(zhì)和化學(xué)式檢測管型號和名稱(chēng) 抽氣顏色變化。實(shí)際上,共存氣體對目標氣體的干擾是比較復雜的,但在大多數情況下,只有*種情況出現的較多,異丙(基)硫醇;2-丙硫醇;Isopropyl mercaptan

更新時(shí)間:2024-07-14

在線(xiàn)留言
異丙基硫醇(CH3)2CHSH氣體檢測管130U ISOPROPYL MERCAPTAN 0.5-1

異丙基硫醇(CH3)2CHSH氣體檢測管130U ISOPROPYL MERCAPTAN 0.5-10ppm

Tube 30U
1. PERFORMANCE
1) Measuring range :1-10 ppm 0.5-5 ppm
Number of pump strokes :1/2(50ml) 1(100ml)
2) Sampling time :1 minute/1 pump stroke
3) Detectable limit :0.2 ppm(100ml)
4) Shelf life :2 years
5) Operating temperature :0~40℃
6) Reading :Direct reading from the scale calibrated by Methyl mercaptan at 1 pump stroke
7) Colour change :Pale yellow→Pink
2. RELATIVE STANDARD DEVIATION
RSD-low:10% RSD-mid.:5% RSD-high:5%
3. CHEMICAL REACTION
By reacting with Mercuric cholride, Hydrogen chloride is produced and PH indicator is discoloured.
C2H5SH+HgCI2→RS(HgCI)+HCI
4. CALIBRATION OF THE TUBE
STANDARD GAS CYLINDER METHOD
5. INTERFERENCE AND CROSS SENSITIVITY
????
GAS ???? To pump
5
4
3
2
1
0.5
100ml
ppm
(White)
DEHUMIDIFIER
130U ETHYL MERCAPTAN
Substance Interference Coexistence
Arsine Similar stain is produced. Higher readings are given.
Hydrogen selenide 〃〃
Phosphine 〃〃
Hydrogen sulphide 〃
Hydrogen cyanide Whole reagent is changed to Red. 〃
Whole reagent is changed to
Sulphur dioxide Pale red, but Pink stain indicates
Mercaptans conc.
(NOTE)
In case of 1 / 2 pump strokes, following formula is available for the actual concentration.
Actual concentration=2×Reading value

昆明市| 项城市| 汕尾市| 宁津县| 南京市| 海原县| 安丘市| 八宿县| 高清| 凌源市| 来凤县| 桂平市| 米脂县| 永德县| 新津县| 武鸣县| 潮安县| 濉溪县| 顺平县| 秦安县| 潜江市| 乌兰浩特市| 高碑店市| 东乡族自治县| 峨眉山市| 建始县| 辽宁省| 昆明市| 肇东市| 镇康县| 舒城县| 乐至县| 额尔古纳市| 乐业县| 周至县| 称多县| 和田县| 攀枝花市| 巴塘县| 通山县| 芜湖市|