There deliquescence. Heated to 400 degrees Celsius by melting a transparent liquid, solidified after cooling to the glassy opaque partial potassium phosphate.

加熱至攝氏400度時熔化而成透明的液體日韩精品第四页在线观看视频，冷卻后固化為不透明的玻璃狀偏磷酸鉀欧美黄片污。

A method for the determination of CaF2 in fluorspar samples by X-ray fluorescence spectrometry with sodium metaphosphate as flux is proposed.

采用偏磷酸鈉作熔劑制備螢石熔融片国产a自拍，用波長色散X射線熒光光譜法測定螢石中的氟化鈣人人曰人人澡。

Technological process and efficiency of the fertilizer potassium metaphosphate from phosphorus, phosphoric acid or phosphate fertilizer and potassium chloride were introduced.

介紹用元素磷和氯化鉀生產偏磷酸鉀肥料的工藝及產品肥效成人免费视频网站。

Sodium hexametaphosphate is a functional phosphate which can be widely used in industrial productions,such as washing,water treatment,food,mineral concentration and metallurgy.

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The dispersion mechanism of the dispersants was analyzed by testing the Zeta potential of the dispersion phase in the dispersion medium. It was shown that Ⅰ and Ⅱ raised obviously the absolute values of surface Zeta potential of titania particles, and NK-1 formed good solvate layers of the particles so that the nano-titania particles were stably dispersed in the water solns.

通過測定分散相在分散遞質中的Zeta電位久久久久久黃色網站免費，分析了分散劑的分散機理，說明六偏磷酸鈉和硅酸鈉可顯著提高整理液中二氧化鈦顆粒表面Zeta電位的絕對值一级欧美黑人大战白妞，NK-1在納米二氧化鈦顆粒表面形成良好的溶劑化層18岁免费看的黄色网站，使納米二氧化鈦顆粒在水溶液中獲得優(yōu)良的分散穩(wěn)定性黄色视频.com888。

The experimental results showed that ultrasonic cleaning of broznes in dilute sodium hexametaphosphate solutions are effective, this method was used for the brozne treatment firstly. We have also improved "zinc dust treatment method"and satisfactory results were obtained.

在工作中，首次應用了在六偏磷酸鈉稀溶液中超聲波清洗青銅器這一方法国产精品老女人精品视频；對鋅粉轉化封閉有害銹方法進行了改進一级涉黄；選用ParaloidB－72材料做為青銅器苯驕三氮唑處理后的封護材料。

Excellent adiabatic design reduces heat loss and temperature recovering time greatly, ensures no pollution in loading area, and staff can be far away from metaphosphoric acid harm.

良好的隔熱設計減少了熱量的損失并減少了溫度恢復時間欧美性爽欧美精品一，保證裝載區(qū)無污染欧美在线免费观看视频，使操作人員遠離偏磷酸的危害

The optimum conditions for making microspheres were obtained via orthogonal experiment with adsorptive capacity as the index as follows: the mass fraction of water phase is 2%(ratio between starch and β-cyclodextrin is 1:2), 110 mL oil, 3.3 g Span60, 6.6 g Tween60, 15 mL water, 18 mL assistant surfactant, 0.07 g metaphosphoric acid trisodium salt. The microspheres were characterized by microscope and the average particle size is about 329.3 nm with productive rate of 41%.

結果表明，質量分數為2%的可溶性淀粉與β-環(huán)糊精溶液為水相（二者的質量比為1：2）人人澡人人爽人人夜夜，油相用量為110 mL，水相用量為15 mL特黄一级乱淫A片，乳化劑Span60用量為3.3 g色色肉肉视频，Tween60用量為6.6 g，助乳化劑用量為18 mL免费看一级大黄片，三偏磷酸鈉用量為0.07 g欧美三级网站，制備得到的復合納米微球在掃描電子顯微鏡下，微球大小分布均勻大学生一级A片，所得納米微球產率為41%最美情侣高清免费观看，平均粒徑為329.3 nm。

The starch-cyclodextrin microspheres were prepared by using starch/β-cyclodextrin as raw material, normal hexane as dispersed phase, Span60 and Tween60 as emulsifying, pentanol as assistant of emulsifying, and metaphosphoric acid trisodium salt as linking agent.

納米微球以可溶性淀粉和β-環(huán)糊精為原料亚洲欧美综合久久久久久小说，選用正己烷為油相自拍偷拍小说区，Span60和Tween60為乳化劑，正戊醇為助乳化劑日本一区,二区,三区AⅤ视频，三偏磷酸鈉為交聯(lián)劑99热精品区，以對亞甲基藍的去除率為指標進行了單因素和正交試驗。

The analytes were extracted with 0.2% metaphosphoric acid/methanol (6:4, v/v) then cleaned up by three solid-phase extraction cartridges (Oasis HLB, Oasis MAX and Cl8), and had better results from Oasis HLB cartridges. The recoveries for oleandomycin and erythromycin analysis by developed method were

萃取凈化之方法狼友视频在线的，經測試以0.2%偏磷酸與甲醇(6：4女人扒开腿让男人桶白浆动态视频， v/v)之混合液，比較三種固相萃取匣（Oasis HLB男人网站在线观看网站不卡， Oasis MAX及C18）天天摸天天，結果以利用Oasis HLB固相萃取匣萃取及分析，可得到最佳之回收率及凈化效果幸福宝app官网在线入口，且具有良好之再現性国产激情无码aⅴ视频。