97人人做人人人难人人做,亚洲无限吗在线看,av久久人妻污污污www,四虎影城

PWS102微量水分測定儀

由單片微型計算機自動控制，系統(tǒng)故障自診斷，5.7寸320*240大屏幕液晶顯示，全中文菜單，更友好的人機界面；內(nèi)置多種含水量運算公式方便不同用戶的需求；配備長壽命微型打印機、能自動*扣除測試過程中產(chǎn)生的空白電流，測試結(jié)果*度高，尤其對低含量的測定靈敏度高。大電流本底補償功能，待機時間大大縮短，*的試劑失效檢測功能，自動提醒用戶及時更換失效的試劑，使試劑的利用率大大提高。內(nèi)置大容量存儲器，可以存儲300條試驗記錄，方便的檢索方式，用戶可以方便的查閱和打印測試報告。完善的售前售后服務(wù)，使用戶可以買的放心，用的安心。

PWS102微量水分測定儀

技術(shù)參數(shù)：
滴定方式：卡爾費休庫侖滴定法(電量滴定)
電解電流： 脈沖電流400mA
顯  示  ： 5.7寸 320*240液晶顯示屏
測定范圍： 0.1μg--100mg    1ppm-100%
靈 敏 度： 0.1μg
準 確 度： 3μg～1000μg±2μg　1000μg以上為0.2％
打  印  ： 高效低噪行式微型熱敏打印機
計  算  ： 含量計算、統(tǒng)計計算、多種公式選擇                                
自  檢  ： 儀器故障自診斷  自動提醒用戶更換已失效的試劑
zui大存儲： 200條記錄，（含測試日期、樣品 編號、選擇公式、含水百分量、樣品密度、樣品體積、樣品總重、樣品皮重等信息）方便的檢索方式，可供用戶隨時查閱、打印。 
電  源  ： AC220V±15％　  
頻  率  ： 50Hz±5％
檢測范圍： 1ppm ----100%  
外觀尺寸： 260mm*250mm*280mm 
重  量  ： 4kg

PWS102微量水分測定儀

適用標準：
1、 GB/T7600-1987  《運行中變壓器油水分含量測定法(庫侖法)》
2、 GB6283-1982    《化工產(chǎn)品中水分含量的測定卡爾費休法（通用方法）》
3、 SH/T0246       《輕質(zhì)石油產(chǎn)品中水含量測定法（電量法）》
4、 GB/T11133-1989 《液體石油產(chǎn)品中水含量測定方法（卡爾費休法）》
5、 GB/T7380-1995  《表面活性劑含水量的測定（卡爾費休法）》
6、 GB10670-1989   《工業(yè)用氟代甲烷類中微量水分的測定卡爾費休法》
7、 GB10670-1989   《工業(yè)用氟代甲烷類中微量水分的測定》
8、 GB/T606-2003   《化學試劑水分測定通用方法卡爾費休法》
9、 GB/T8350-2001  《變性燃料乙醇》
10、GB/T3776.1-1983《農(nóng)藥乳化劑水分測定法》
11、GB/T6023-1999  《工業(yè)用丁二烯中微量水分的測定卡爾費休庫侖法》
可檢測物質(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

PWS102 trace moisture analyzer

By the single-chip microcomputer automatic control system fault self-diagnosis, 5.7 inch 320 * 240 large-screen LCD, full Chinese menu, friendly man-machine interface; built-in a variety of water content convenient computing formula needs of different users; equipped with long life miniature printer, can automatically and accuray charge the blanking current generated in the test process, accurate test results, particularly the determination of low levels of high sensitivity. Large current background compensation function, standby time is greatly shortened, the unique reagent failure detection function automatically alert the user to the timely replacement of failed reagents, reagent utilization is increased. Built-in high-capacity memory, you can store up to 300 test records to facilitate retrieval methods, users can easily access and print a test report. Perfect after sales service, so that users can buy the rest assured that with the peace of mind.
Technical parameters:
Titration Method: Karl Fischer coulometric titration (coulometric titration)
The electrolytic current: pulse current of 400mA
Display: 5.7-inch 320 x 240 LCD screen
Measuring range: 0.1μg-100mg 1ppm-100%
Sensitivity: 0.1μg
Accuracy: 3μg ~ 1000μg ± 2μg 1000μg more than 0.2%
Print: efficient low noise line micro thermal printer
Calculation: content calculated statistical calculations, a variety of formulas select
Self-test: instrument fault self-diagnosis automatically remind the user to replace the lapsed reagents
Maximum storage: 200 records (including test date, sample number, selection formulas, hydrous percent amount of sample density, sample volume, the total weight of the sample, sample tare information) to facilitate the retrieval way for users to access at any time, print .
Power supply: AC220V ± 15%
Frequency: 50Hz ± 5%
Detection range: 1ppm ---- 100%
Dimensions: 260mm * 250mm * 280mm
Weight: 4kg
Applicable standards:
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 ether, anisole, fluoroanisole, iodo anisole, didecyl ether, di-heptyl ether 5, all the alcohols All halogenated hydrocarbons, lipids