久久精品国产亚洲av农村妇女-欧美无遮挡一区二区三区国产对白-超碰97人人看人人澡-91久久婷婷国产麻豆精品电影-人妻精品久久久久中文字幕69偷拍-国产av日韩av欧美av东京热-日韩av电影手机版-国产精品久久久久久久久久久天堂-久久精品国产亚洲av忘忧草蜜臀,人妻少妇精品中文字幕av,色婷婷精品国产亚洲av在线,日韩欧美亚州中文在线

PWS104微量水分測(cè)定儀

PWS104 微量水分測(cè)定儀采用卡爾費(fèi)休庫(kù)侖滴定方法，人機(jī)界面友好，240*64藍(lán)屏液晶顯示，全中文菜單，通過儀 器自帶計(jì)算公式，可以直接顯示樣品的含水百分率，檢測(cè)電路采用了*數(shù)字處理技術(shù)，克服了傳統(tǒng)儀器存在的溫度漂移和電源電壓波動(dòng)對(duì)測(cè)試過程的干擾，提高了測(cè)試的精度和靈敏度。整機(jī)采用*的無(wú)繼電器工藝設(shè)計(jì)，*消除了記憶繼電器觸點(diǎn)氧化帶來(lái)的隱患，延長(zhǎng)了儀器的使用壽命。備有打印機(jī)接口，用戶可根據(jù)需要選配微型打印機(jī)，以便留存數(shù)據(jù)。已廣泛應(yīng)用于電力、石油、化工、醫(yī)藥等部門，是我公司推出的性價(jià)比很高的產(chǎn)品之一。

PWS104微量水分測(cè)定儀

技術(shù)參數(shù)    ： 
顯  示      ： 240*64 點(diǎn)陣液晶藍(lán)屏  
測(cè)量方式    ： 卡爾費(fèi)休庫(kù)侖滴定  
測(cè)量范圍    ： 3μg～100mg  
靈 敏 度    ： 0.1μg    
準(zhǔn) 確 度    ： 3μg～1mg  ±2μg 1mg～100mg ±0.2% （不含進(jìn)樣誤差）  
時(shí)  鐘      ： 電不丟失時(shí)鐘，年、月、日、星期、時(shí)、分、秒,可以保存10年 
適用環(huán)境溫度： 0-50℃ 
適用環(huán)境濕度： ≤85% 
功  率      ： 30W 
外形尺寸    ： 300*250*100

PWS104微量水分測(cè)定儀

使用標(biāo)準(zhǔn)： 
1、 GB/T7600-1987  《運(yùn)行中變壓器油水分含量測(cè)定法(庫(kù)侖法)》 
2、 GB6283-1982    《化工產(chǎn)品中水分含量的測(cè)定卡爾費(fèi)休法（通用方法）》 
3、 SH/T0246       《輕質(zhì)石油產(chǎn)品中水含量測(cè)定法（電量法）》 
4、 GB/T11133-1989 《液體石油產(chǎn)品中水含量測(cè)定方法（卡爾費(fèi)休法）》 
5、 GB/T7380-1995  《表面活性劑含水量的測(cè)定（卡爾費(fèi)休法）》 
6、 GB10670-1989   《工業(yè)用氟代甲烷類中微量水分的測(cè)定卡爾費(fèi)休法》 
7、 GB10670-1989   《工業(yè)用氟代甲烷類中微量水分的測(cè)定》 
8、 GB/T606-2003   《化學(xué)試劑水分測(cè)定通用方法卡爾費(fèi)休法》 
9、 GB/T8350-2001  《變性燃料乙醇》 
10、GB/T3776.1-1983《農(nóng)藥乳化劑水分測(cè)定法》 
11、GB/T6023-1999  《工業(yè)用丁二烯中微量水分的測(cè)定卡爾費(fèi)休庫(kù)侖法》
可檢測(cè)物質(zhì)種類包括： 
1．汽油，水壓油、絕緣油、變壓器油、透平油、抗燃油。 
2．戊烷、己烷、二甲基丁烷、辛烷、十二烷、二十碳烷、二十八烷、環(huán)十二烷、癸基環(huán)己烷、甲基丁二烯、苯、甲苯、二甲苯、乙基甲苯、二甲基苯乙烯、十四烯、石油醚、環(huán)己胺、甲基環(huán)己胺、環(huán)庚    烷、乙烯環(huán)己胺、二環(huán)戊二烯、二甲基萘、*基苯乙烯、聯(lián)苯、二氫苊、芴、亞甲基菲、異甲基異丙基苯等。 
3．酚類 苯酚、甲酚、氟苯酚、氯酚、二氯苯酚、硝基酚等 
4．醚類 二乙、二甘醇單甲醚、二甘醇二乙、聚乙二醚、苯甲醚、氟苯甲醚、碘苯甲醚、二癸醚、二庚醚 
5．全部醇類、全部鹵代烴類、全部脂類

PWS104 trace moisture analyzer
PWS104 trace moisture analyzer using a Karl Fischer coulometric titration methods, friendly interface, 240 * 64 blue LCD display, full Chinese menu, is calculated by the instrument comes directly display the percentage of water content of the sample, the detection circuit uses advanced digital processing technology to overcome the traditional instrument temperature drift and supply voltage fluctuations interfere with the testing process, improve the accuracy and sensitivity of the test. The whole the unique free relay process design, compley eliminate the hidden dangers of memory relay contact oxidation, and extend the life of the instrument. Unique reagents failure detection function, automatically alert the user to the timely replacement of failed reagents, the reagent utilization is increased. Equipped with a printer interface, the user may need to matching miniature printer in order to retain data. Has been widely used in electric power, petroleum, chemical, pharmaceutical and other departments, I introduced one of the products of the high cost.
Technical parameters:
Display: 240 * 64 dot matrix LCD blue
Measurement Method: Karl Fischer coulometric titration
Measuring range: 3μg ~ 100mg
Sensitivity: 0.1μg
The accuracy: 3μg to 1mg ± 2μg 1mg to 100mg ± 0.2% (excluding injection error)
Clock: electricity without losing clock, year, month, date, day, hours, minutes, seconds, can be kept for 10 years
Applicable ambient temperature: 0-50 ℃
Applicable environmental humidity: ≤ 85%
Power: 30W
Dimensions: 300 * 250 * 100
Using the standard:
1, GB/T7600-1987 "in transformer oils Determination of water content (coulometry)
GB6283-1982 "Chemical products Determination of moisture content - Karl Fischer method (general method)
3, SH/T0246 "Determination of the water content of light petroleum products (power law)
4, GB/T11133-1989 "liquid petroleum products - Determination of water content (Karl Fischer method)
5, GB/T7380-1995 "surface active agents - Determination of water content (Karl Fischer method)
6, GB10670-1989 "Determination of trace water industry fluoromethanes class Karl Fischer method
7, GB10670-1989 "Industrial Determination of trace water fluoromethanes class"
8, GB/T606-2003 "General method for the determination of chemical reagents moisture Karl Fischer method
9, GB/T8350-2001 "denatured fuel ethanol
10, GB/T3776.1-1983 "pesticide emulsifier Water Determination Act
11, GB/T6023-1999 "industrial butadiene in the determination of trace moisture Karl Fischer coulometry
Can detect the type of material comprising:
1. Gasoline, hydraulic oil, insulating oil, transformer oil, turbine oil, anti-fuel.
2. Pentane, hexane, dimethyl butane, octane, dodecane, eicosenoic alkoxy, octacosanoic, cyclododecane, decyl cyclohexane, dimethyl butadiene, benzene, toluene, xylene, ethyl toluene, dimethyl styrene, tetradecene, petroleum ether, cyclohexylamine, methylcyclohexylamine, cycloheptane, ethylene cyclohexylamine, dicyclopentadiene, dimethylnaphthalene, trimethyl styrene, biphenyl, acenaphthene, fluorene, methylenedioxy-phenanthrene, isobutyl methyl cumene like.
3. Phenols, phenol, cresol, fluorophenol, chlorophenol, dichlorophenol, nitro phenol, etc.
4. Ethers such as diethyl ether, diethylene glycol monomethyl ether, diethylene glycol dimethyl ether, polyethylene glycol ether, anisole, fluoroanisole, iodo anisole, didecyl ether, diheptyl ether
5. All alcohols, halogenated hydrocarbons, all lipids