少妇暴力深喉囗交3P,蜜桃一区二区三区,天堂а√在线中文在线新版,啊灬啊灬快灬高潮了视频

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    ["content"] => string(3487) "<p>　　<strong>產(chǎn)品概述</strong></p><p>　　片堿，化學(xué)名稱氫氧化鈉，俗稱燒堿、火堿、固堿等。分子式NaOH。產(chǎn)品符合國(guó)標(biāo)(GB209-2006)。呈白色透明片狀固體，為化工的基本原料。允許微帶顏色，這是片堿中雜質(zhì)呈現(xiàn)出的顏色。</p><p>　　<strong>產(chǎn)品用途</strong></p><p>　　片堿為化工的基本原料廣泛用于：</p><p>　　1、鍋爐及脫硫設(shè)備的脫硫。</p><p>　　2、造紙、纖維素漿柏的生產(chǎn)；</p><p>　　3、肥皂、合成洗滌劑、合成脂肪酸的生產(chǎn)以及動(dòng)植物油脂的精煉。</p><p>　　4、紡織印染工業(yè)用作棉布退漿劑、煮煉劑和絲光劑。</p><p>　　5、化學(xué)工業(yè)用于生產(chǎn)確砂、氯化鈉、草酸、苯酚等。</p><p>　　6、石油工業(yè)用于精煉石油制品，并用于油田鉆井泥漿中。還用于生產(chǎn)氧化鋁、金屬鋅和金屬銅白表面處理以及玻璃、攜瓷、制革、醫(yī)藥、染料和農(nóng)藥方面。</p><p>　　7、食品級(jí)產(chǎn)品在食品工業(yè)上用做酸中和劑，可作柑橘、桃子等的去皮劑，也可作為空瓶、空罐等容器的洗滌劑，以及脫色劑、脫臭劑。</p><p>　　8、還可用做堿性干燥劑。燒堿在國(guó)民經(jīng)濟(jì)中有廣泛應(yīng)用，許多工業(yè)部門都需要燒堿。使用燒堿多的部門是化學(xué)藥品的制造，其次是造紙、煉鋁、煉鈞、人造絲、人道棉和肥皂制造業(yè)。另外，在生產(chǎn)染料、塑料、藥劑及有機(jī)中間體，舊橡膠的再生，制金屬鈉、水的電解以及無(wú)機(jī)鹽生產(chǎn)中，制取棚砂、銘鹽、錳酸鹽、磷酸鹽等，也要使用大量的燒堿。</p><p>　　<strong>產(chǎn)品理化指標(biāo)</strong></p><p style="text-align: center;"><img src="/uploads/editor/20210729/1627552528397508.png" title="" alt="image"/></p><p>　　<strong>包裝及儲(chǔ)運(yùn)</strong></p><p>　　片堿一般采用25kg三層塑編袋，內(nèi)層和外層為塑料編織袋，中間一層為塑料內(nèi)膜袋。應(yīng)貯存在通風(fēng)、干燥的庫(kù)房或貨棚內(nèi)。包裝容器要完整、密封。不得與易燃物和酸類共貯混運(yùn)。運(yùn)輸過程中要注意防潮、防雨。失火時(shí)，可用水、砂土和各種滅火器撲救，但消防人員應(yīng)注意水中溶入燒堿后的腐蝕性。</p><p style="text-align: center;"><img src="/uploads/editor/20210729/1627552547332108.png" title="" alt="image"/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627875039647820.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627875039489719.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627875039320743.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627875039598358.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627875040379551.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627875040400656.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288661160.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288587311.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288184723.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288737989.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288651873.jpg" style=""/></p>"
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    ["title"] => string(12) "三氯化鐵"
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    ["content"] => string(2599) "<p>　　<strong>產(chǎn)品性狀：</strong></p><p>　　外觀為黃褐色液體，主含量33%-41%。</p><p>　　<strong>產(chǎn)品特點(diǎn)：</strong></p><p>　　本產(chǎn)品由鹽酸和氯氣在一定條件下反應(yīng)制得。產(chǎn)品指標(biāo)符合GB4482-2006。三氯化鐵水溶稀釋時(shí)，水解后生成氫氧化鐵沉淀，有極強(qiáng)凝聚力，形成的礬花密實(shí)，產(chǎn)生污泥量少，適應(yīng)水體pH值范圍廣，為4-12，pH值范圍6-10。</p><p>　　<strong>產(chǎn)品用途：</strong></p><p>　　該產(chǎn)品主要用于飲用水及工業(yè)用水、廢水、污水的處理，是城市污水及工業(yè)廢水處理的高效廉價(jià)絮凝劑，具有顯著的絮凝沉淀效果。在重金屬及硫化物的沉淀、脫色、脫臭、除油、殺菌、除磷、降低出水COD及BOD等方面有顯著功效。</p><p>　　<strong>產(chǎn)品理化指標(biāo)：</strong></p><p style="text-align: center;"><img src="/uploads/editor/20210729/1627553425622604.png" title="" alt="image"/></p><p>　　<strong>使用辦法：</strong></p><p>　　本產(chǎn)品側(cè)重于工業(yè)廢水處理。使用時(shí)直接將適量的產(chǎn)品投加到廢水中，并強(qiáng)烈攪拌使之與廢水混合均勻。一般投加量為廢水量的 0.01%-0.1% ，實(shí)際應(yīng)用中因廢水水質(zhì)的差異需要根據(jù)實(shí)驗(yàn)確定投加量。使用的 pH 范圍為 6 ～ 10 ，故使用前用石灰或堿液調(diào)節(jié) pH 到要求范圍會(huì)產(chǎn)生好的處理效果。</p><p>　　<strong>包裝及儲(chǔ)存：</strong></p><p>　　1、氯化鐵溶液應(yīng)儲(chǔ)存在專用鋼鐵儲(chǔ)罐或槽車中，陰涼避光保存。</p><p>　　2、液體采用聚乙烯塑料桶進(jìn)行包裝，每桶凈重50公斤?；虿捎貌Ａт摬馁|(zhì)的槽車進(jìn)行包裝運(yùn)輸。</p><p style="text-align: center"><img src="/uploads/editor/20210802/1627874779833401.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627874779555088.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627874779557680.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627874779128274.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288661160.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288587311.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288184723.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288737989.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288651873.jpg" style=""/></p>"
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    ["title"] => string(18) "新型復(fù)合碳源"
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    ["content"] => string(1628) "<p>　　<strong>產(chǎn)品概要</strong></p><p>　　促進(jìn)反硝化脫氮、異養(yǎng)菌群繁殖、提高污水總氮去除效果的一系列新型復(fù)合碳源。</p><p>　　<strong>產(chǎn)品優(yōu)勢(shì)</strong></p><p>　　生物利用率高，促進(jìn)反硝化脫氮異養(yǎng)菌群的快速繁殖；</p><p>　　節(jié)省50%碳源投加量，有效COD含量高，針對(duì)反硝化細(xì)菌專一定制，性價(jià)比普遍優(yōu)于甲醇、乙醇、淀粉、葡萄糖、乙酸及乙酸鈉等傳統(tǒng)碳源；</p><p>　　碳源成本低40%，無(wú)毒無(wú)害、生物友好。</p><p>　　<strong>應(yīng)用范圍</strong></p><p>　　廣泛適用于城鎮(zhèn)污水處理，屠宰、食品、金屬表面、電鍍等行業(yè)的生化工藝段廢水處理。</p><p style="text-align: center"><img src="/uploads/editor/20210802/1627874680457751.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627874680234083.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627874680504594.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627874680768432.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288661160.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288587311.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288184723.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288737989.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288651873.jpg" style=""/></p>"
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    ["title"] => string(9) "乙酸鈉"
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    ["content"] => string(1168) "<p>　　乙酸鈉，又稱醋酸鈉，是一種有機(jī)物，分子式為CH3COONa，分子量為82.03。三水合物乙酸鈉性狀為白色結(jié)晶體，相對(duì)密度1.45，熔點(diǎn)為58℃，在干燥空氣中風(fēng)化，在120℃時(shí)失去結(jié)晶水，溫度再高時(shí)分解；無(wú)水乙酸鈉為無(wú)色透明結(jié)晶體，熔點(diǎn)324℃。易溶于水，可用于作緩沖劑、媒染劑，用于鉛銅鎳鐵的測(cè)定，培養(yǎng)基配制，有機(jī)合成，影片洗印等。</p><p style="text-align: center"><img src="/uploads/editor/20210802/1627874724348104.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627874724540963.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288661160.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288587311.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288184723.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288737989.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288651873.jpg" style=""/></p>"
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    ["title"] => string(18) "七水硫酸亞鐵"
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    ["content"] => string(1266) "<p style="text-align: left;">　　七水硫酸亞鐵，俗稱綠礬，是一種無(wú)機(jī)化合物，化學(xué)式為FeSO4·7H2O。對(duì)人呼吸道有刺激性，吸入引起咳嗽和氣短。對(duì)眼睛、皮膚和粘膜有刺激性。主要用于制造鐵鹽,墨水,磁性氧化鐵、凈水劑、消毒劑、鐵觸媒催化劑；用作煤染劑、鞣草劑、漂水劑、木材防腐劑及和復(fù)合肥料添加劑以及加工一水硫酸亞鐵等。</p><p style="text-align: center;"><img src="/uploads/editor/20210729/1627554088317899.png" title="" alt="image"/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627875366612046.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627875366264204.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288661160.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288587311.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288184723.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288737989.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288651873.jpg" style=""/></p>"
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    ["title"] => string(24) "硫酸鈉（元明粉）"
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    ["content"] => string(1703) "<p>　　硫酸鈉是硫酸根與鈉離子化合生成的鹽，化學(xué)式為Na2SO4，硫酸鈉溶于水，其溶液大多為中性，溶于甘油而不溶于乙醇。無(wú)機(jī)化合物，高純度、顆粒細(xì)的無(wú)水物稱為元明粉。元明粉，白色、無(wú)臭、有苦味的結(jié)晶或粉末，有吸濕性。外形為無(wú)色、透明、大的結(jié)晶或顆粒性小結(jié)晶。硫酸鈉暴露于空氣中易吸水，生成十水合硫酸鈉，又名芒硝，偏堿性。主要用于制造水玻璃、玻璃、瓷釉、紙漿、致冷混合劑、洗滌劑、干燥劑、染料稀釋劑、分析化學(xué)試劑、醫(yī)藥品、飼料等。 在241℃時(shí)硫酸鈉會(huì)轉(zhuǎn)變成六方型結(jié)晶。在有機(jī)合成實(shí)驗(yàn)室硫酸鈉是一種常用的后處理干燥劑。上游原料包括硫酸，燒堿等。</p><p style="text-align: center"><img src="/uploads/editor/20210802/1627875141510721.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627875141887388.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627875142667345.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627875142399291.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288661160.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288587311.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288184723.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288737989.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288651873.jpg" style=""/></p>"
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    ["title"] => string(9) "硫酸鋁"
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    ["title"] => string(9) "硫酸鋁"
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  [37] => array(22) {
    ["id"] => int(29)
    ["cate_id"] => int(26)
    ["hycate_id"] => int(33994)
    ["title"] => string(15) "食品級(jí)磷酸"
    ["seotitle"] => NULL
    ["keywords"] => NULL
    ["description"] => NULL
    ["img"] => string(54) "/uploads/20210729/615924f1817a98dcb7c8e67d6aff41c3.jpg"
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    ["title"] => string(15) "磷酸二氫鋁"
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    ["title"] => string(12) "次氯酸鈉"
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    ["content"] => string(2181) "<p>　　次氯酸鈉是一種無(wú)機(jī)物，化學(xué)式為NaClO，是一種次氯酸鹽，是普通的家庭洗滌中的“氯”漂白劑。</p><p>　　氯氣溶于冷而且稀的氫氧化鈉溶液產(chǎn)生次氯酸鈉、氯化鈉及水：</p><p>　　<span style="color: rgb(51, 51, 51); font-family: arial, 宋體, sans-serif; font-size: 14px; text-indent: 28px; background-color: rgb(255, 255, 255);">Cl?+ 2NaOH= NaClO + NaCl + H?O</span></p><p>　　注意氯氣溶于熱（一般認(rèn)為是60℃左右）而且濃的氫氧化鈉溶液不會(huì)產(chǎn)生次氯酸鈉，而會(huì)生成氯化鈉，氯酸鈉及水：</p><p>　　<span style="color: rgb(51, 51, 51); font-family: arial, 宋體, sans-serif; font-size: 14px; text-indent: 28px; background-color: rgb(255, 255, 255);">3Cl? + 6NaOH= 5NaCl + NaClO? +3H?O</span></p><p>　　一般來(lái)說，如果氫氧化鈉的溶液溫度比較高但是還未達(dá)到60攝氏度時(shí)，發(fā)生的總反應(yīng)方程式會(huì)是上述兩個(gè)方程式不定比加和的結(jié)果，溫度越高，第二個(gè)方程式占比越大，反之同理。</p><p style="text-align: center"><img src="/uploads/editor/20210802/1627874047358045.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627874047890398.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627874047534939.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627874047467541.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627874047952141.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627874047266443.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288661160.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288587311.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288184723.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288737989.jpg" style=""/></p><p style="text-align: center"><img src="/uploads/editor/20210802/1627869288651873.jpg" style=""/></p>"
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    ["title"] => string(9) "滾筒28%"
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    ["title"] => string(9) "滾筒22%"
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}