硫甲醛 的英文怎麼說
中文拼音 [liújiǎquán]
硫甲醛
英文
thioformaldehyde-
Photography chemicals - sodium formaldehyde bisulfite, anhydrous
攝影用化學藥品.無水甲醛合亞硫酸氫鈉Sulfur dioxide and formaldehyde both produce irritation.
二氧化硫和甲醛都可產生刺激。The colorimetry of sulfuric acid and p - dimethylaminobenzaldehyde used to determinate the fusel oil of alcoholic liquor, but it occurs deviation
摘要測定白酒中雜醇油常採用硫酸對二甲胺基苯甲醛比色法,但測定常有誤差。High gade dye - acid brilliant blue 6b, dye - intermediate - 2, 4 - disulfonic benzaldeyde, 4 - chloro - 2 - amino phenol - 6 - sulfonec acid, 0 - chloro - p - nitroaniline, benzaldehyde - 0 - sodium sulphonate etc obtained prizes from state and province, its qualit are almost equal to same kinds of products made in sandoz co. of swiss, bayer and hoechst co. of germany, the new product - dimethyltin - bis iso - octhl mercaptoacetate and methyl - tri iso - octyl mercaptoacetate plastic stabilizer was developed in 1997, it has filled in the gaps in the fields of scince and technology of domestic, it passed the shandong science committee of technology appraise, the quality indexare equal or exceed the same kinds of products made in u. s. a, another new product feeding additive - d - pantothenic acid calcium salt was developed in 1996, its quality are equal to the same kinds of product made in advanced countries, annual outputs are more than 100mt
高檔染料酸性艷藍6b染料中間體2 , 4 -二磺酸笨甲醛茜素4 -氯- 2 -氨基苯酚- 6 -磺酸鄰氯對硝基苯胺脫氫硫代對甲苯胺雙磺酸等均獲國家級優秀新產品獎和省科技進步二等獎,產品質量分別達到瑞士山道士西德拜爾赫斯特等公司同類產品水平公司1997年開發的塑料穩定劑-甲基錫產品為又一填補國內空白的高新技術產品,產品當年通過省科委技術鑒定,各項質量指標分別達到或超過美國同類產品水平。Ambient air - determination of sulfur dioxide - formaldehyde absorbing - pararosaniline spectrophotometry
環境空氣二氧化硫的測定甲醛吸收-副玫瑰苯胺分光光度法Standard method for hygienic examination of sulfur dioxide in air of residential areas - formaldehyde solution sampling - pararosaniline hydrocloride spectrophotometric method
居住區大氣中二氧化硫衛生檢驗標準方法甲醛溶液吸收-鹽酸副玫瑰苯胺分光光度法Standard method for hygienic examination of sulfur dioxide in air of residential areas - forma dehyde solution sampling - pararosaniline hydrochloride spectrophotometric method
居住區大氣中二氧化硫衛生檢驗標準方法甲醛溶液吸收-鹽酸副玫瑰苯胺分光光度法Thiourea dioxide, sodium percarbonate, furfuryl alcohol, furfural, thiourea, melamine, 2 - ethyl anthraquinore, titanium dioxide rutile and anatase, hydroxythyl methyl cellulose, hydroxypropyl met
二氧化硫脲,甲脒亞磺酸, fas紙漿漂白劑,過碳酸鈉,糠醇,糠醛,硫脲,Abstract : nano tio2 was dip - coated on active air purification sieve of active carbon. the purification effect of this sieve against various polluting gases were investigated. the result showed that purification effects on h2s, nh3, hcho, co, and toluene were notably enhanced throush degradation of pollutants by photocatalysis agent under uv irradiation, which resulted in enhanced purification ability of active carbon
文摘:採用浸塗法在活性炭空氣凈化網上負載納米二氧化鈦,在紫外光的照射下,凈化網對一氧化碳、甲醛、硫化氫等污染物的凈化能力明顯增強,對比實驗表明,在紫外光照射下光催化劑使被吸附的污染物發生降解反應而提高活性炭的凈化能力。Nano tio2 was dip - coated on active air purification sieve of active carbon. the purification effect of this sieve against various polluting gases were investigated. the result showed that purification effects on h2s, nh3, hcho, co, and toluene were notably enhanced throush degradation of pollutants by photocatalysis agent under uv irradiation, which resulted in enhanced purification ability of active carbon
採用浸塗法在活性炭空氣凈化網上負載納米二氧化鈦,在紫外光的照射下,凈化網對一氧化碳、甲醛、硫化氫等污染物的凈化能力明顯增強,對比實驗表明,在紫外光照射下光催化劑使被吸附的污染物發生降解反應而提高活性炭的凈化能力。Chemical analysis of urea -, thiourea - and melamine - formaldehyde resins and aminoplastic moulding materials in the moulded and unmoulded state
尿素樹脂.硫脲樹脂和蜜胺-甲醛樹脂.氨基塑料-模塑材Over the country, the excellent run of almost a thousand towers provided by our company has proved our products and technic successful in many industrial fields. by the desorption tower, saturated water tower, copper liquor scrubber and desulfurization tower in fertilizer industry, and by dealcoholization and dealdehyde tower in formaldehyde industry, the performance indexes of design are all accomplished. the towers, which are successfully made from haynos alloy by our company, contribute to the acetic acid industry
經多年來全國各行業近千座塔器運行證明,我公司提供的填料塔在化肥行業中解吸塔包和熱水塔銅洗塔脫硫塔,在甲醛行業中脫醛塔脫醇塔都達到指標要求,哈氏合金加工成功,為醋酸行業作出了貢獻。Nitrogen dioxide and sulfur dioxide and formaldehyde, three kinds of common contaminating gases, were selected as treatment subject. the influence factors on the rate of photocatalytic degradation such as intensity of uv irradiation, humidity and initial mass concentration were investigated in detail
實驗選擇比較常見的甲醛、二氧化硫、二氧化氮三種污染氣體為處理對象,主要考察了光強、濕度、初始濃度對其光催化降解速率的影響情況。Sodium formaldehyde sulphoxylate
甲醛合次硫酸氫鈉Synthesis of benzaldehyde dihexyl mercaptal catalyzed by phosphotungstic acid immobilized on ion exchange resin
樹脂固載磷鎢酸催化合成苯甲醛正己硫醇縮醛It was found that before the plating, there is section time to gestating, that we call the " gestating time " and the plating was ended spontaneously after some time, named " plating time ". the analysis of the solution after plating indicated that the too much decrease of ph value results in the reaction to be stopped. the plating time was shortened when the ph and the temperature of the bath were increased
結果表明,鍍液ph浙江大學碩士學位論文范啟義2003年3月摘要值、施鍍溫度提高,由於反應的速度加快,使反應時間縮短;硫酸銅濃度提高,有助於加快反應速度,從而縮短反應時間; edta濃度提高,使鍍液穩定性升高,對反應時間的影響等效于硫酸銅濃度的降低;而甲醛濃度提高,雖然反應的速度加快,但由於可用於還原的量增加,因此反應時間增加;裝載量提高,因能鍍覆的表面積增加,使反應時間縮短。Abstract : the method of using formaldehyde buffer solution a b sorption - hydrochloric pararosaniline spectrophotometry to determine sulfur diox ide in air has higher sensitivity and good selectivity, and prevents from adoptin g mercurial absorbent. but the conditions in lab are not well controlled, the v alue of reagent blank and standard curvilinear slope can ' t accord with the one s tipulated in “ methods for air and waste gas monitoring and analysis ”. some opra tional techniques for so2 determination in lab are introduced for reference
文摘:以甲醛緩沖溶液吸收-鹽酸副玫瑰苯胺分光光度法測定空氣中的二氧化硫,方法靈敏度高,選擇性好,避免了使用含汞的吸收液,但如果實驗條件控制不好,試劑空白值及標準曲線的斜率就會不符合《空氣和廢氣監測分析方法》中規定的值,本文著重從操作技巧方面對二氣化硫測定的實驗室質量控制進行分析,僅供參考。The results showed that the factors that could shorten the plating time increased the plating rate. the plating rate was increased when the ph and the temperature of the bath were increased. it was also increased by increasing the concentration of copper sulfate and by decreasing the concentration of edta
結果表明,鍍液出值和施鍍溫度升高,鍍速提高:提高硫酸銅濃度,可以增加鍍速; nm濃度提高,鍍液穩定性增加,鍍速下降:隨甲醛濃度的提高,鍍這光增加而後下降。The effects of nano - tio _ 2 photocatalyst were tested on purifying nitrogen dioxide, sulfur dioxide and formaldehyde in 4m3 sealing chamber. in addition, the effects of three types of air cleaners on purifying formaldehyde were also tested in this chamber
在4m3的密封倉內測試了納米tio _ 2光催化塗料對二氧化氮、二氧化硫的氧化及對甲醛的降解效果,結果發現應用自製的納米tio _ 2顆粒製成的光催化塗料對三種典型的空氣污染物有較好的降解效果。The group ' s dg chemical working area, tou branch company has 7 chemical storage tanks with a total volume of 9900 cbm ( 2x2000 cbm, 1x1500 cbm, 2x1200 cbm, 2x100 cbm ). it was open in 1998 and honored with a level opening port in the year 2004. it has loading and discharging dg chemistries such as sulfur, phenol, petrol, diesed and other dg cargos
集團危險化學品作業區?頭分公司擁有化工品儲罐7座,總容積達9900立方米(其中2000立方米儲罐2個; 1500立方米儲罐2個) ,與1998年對外開放, 2004年被授予國家a類開放口岸,可裝卸硫磺、苯酚、甲苯、醋酸乙酯、乙酸乙烯酯、環乙酮、甲醛、乙二醇、甲醇、丙醇、汽油、柴油、溶劑油等十多種危險化學品。分享友人