在生命科學(xué)研究、病理診斷以及醫(yī)療制藥等領(lǐng)域,多聚甲醛水溶液是非常重要的試劑,常用于組織固定、細(xì)胞保存和蛋白質(zhì)交聯(lián)等關(guān)鍵實(shí)驗(yàn)與操作。然而,傳統(tǒng)多聚甲醛水溶液在使用過程中存在諸多痛點(diǎn),如濃度不穩(wěn)定、雜質(zhì)含量高、配制過程繁瑣等問題,嚴(yán)重影響實(shí)驗(yàn)結(jié)果的準(zhǔn)確性和工作效率。EMD Millipore(原默克密理博,現(xiàn)更名為 EMD Millipore,以下簡(jiǎn)稱 EMD Millipore)的 16% Paraformaldehyde (formaldehyde) aqueous solution(16% 多聚甲醛水溶液-不含甲醇)憑借其優(yōu)秀的品質(zhì)和先進(jìn)的生產(chǎn)工藝,有效攻克這些難點(diǎn),成為科研人員和醫(yī)療工作者的理想選擇。
emsdiasum 15710解決傳統(tǒng)甲醛溶液配方問題
傳統(tǒng)甲醛溶液的局限性
傳統(tǒng)甲醛溶液滲透速度慢,固定時(shí)間長,可能導(dǎo)致細(xì)胞和組織結(jié)構(gòu)的損傷。
16% Paraformaldehyde Aqueous Solution憑借其高效的滲透能力,顯著縮短了固定時(shí)間,同時(shí)保持了細(xì)胞和組織的完整性。
甲醇的潛在干擾
傳統(tǒng)甲醛溶液中含有的甲醇可能干擾后續(xù)實(shí)驗(yàn),影響實(shí)驗(yàn)結(jié)果的準(zhǔn)確性。
該產(chǎn)品無甲醇配方,避免了這種潛在干擾,確保實(shí)驗(yàn)結(jié)果的可靠性。
emsdiasum 15710產(chǎn)品優(yōu)勢(shì)盡顯
• 高效滲透與快速固定
16% Paraformaldehyde Aqueous Solution是一種無甲醇的甲醛溶液,具有更高效的滲透能力,能夠快速固定細(xì)胞和組織。
該溶液特別適用于電子顯微鏡(EM)樣本的固定,能夠保持細(xì)胞和組織的超微結(jié)構(gòu)。
• 無甲醇,更安全
該產(chǎn)品不含甲醇,避免了傳統(tǒng)甲醛溶液中甲醇帶來的潛在干擾和毒性。
無甲醇配方使得該溶液在使用過程中更加安全,減少了對(duì)實(shí)驗(yàn)人員的健康風(fēng)險(xiǎn)。
• 即用型,操作簡(jiǎn)便
該溶液為即用型,無需額外稀釋或預(yù)處理,直接使用即可。
提供多種包裝規(guī)格,包括10 mL、100 mL、250 mL和500 mL,滿足不同實(shí)驗(yàn)需求。
• 廣泛的應(yīng)用場(chǎng)景
適用于免疫組化(IHC)、免疫熒光(IF)、電子顯微鏡(EM)等多種實(shí)驗(yàn)。
特別推薦用于需要快速固定和高分辨率成像的樣本。
訂購信息
本產(chǎn)品是一種無甲醇的16%多聚甲醛水溶液,專為電子顯微鏡(EM)樣本固定設(shè)計(jì)。該溶液具有快速滲透和高效固定的特點(diǎn),能夠保持細(xì)胞和組織的超微結(jié)構(gòu)。
品名:16% Paraformaldehyde (Formaldehyde) Aqueous Solution,電子顯微鏡級(jí)
貨號(hào):15710
規(guī)格:10 mL、100 mL、250 mL、500 mL
emsdiasum 15710使用方法
• 固定細(xì)胞或組織:
將樣本浸入16% Paraformaldehyde溶液中,室溫下固定15-30分鐘。
對(duì)于組織樣本,建議使用2-4%的多聚甲醛溶液進(jìn)行灌注固定。
• 電子顯微鏡樣本:
與戊二醛(Glutaraldehyde)或丙烯(Acrolein)等固定劑聯(lián)合使用。
emsdiasum 15710廣泛應(yīng)用
★神經(jīng)科學(xué)研究:在研究神經(jīng)元的形態(tài)和連接時(shí),科研人員需要對(duì)腦組織進(jìn)行固定。使用 EMD Millipore 的 16%多聚甲醛水溶液,能快速且穩(wěn)定地固定神經(jīng)元,防止組織自溶和結(jié)構(gòu)破壞。之后通過免疫熒光染色,能清晰地觀察到神經(jīng)元的樹突和軸突走向,研究其在大腦神經(jīng)網(wǎng)絡(luò)中的作用。
★腫瘤病理診斷:病理醫(yī)生在診斷腫瘤時(shí),需要對(duì)腫瘤組織切片進(jìn)行觀察。將手術(shù)切除的腫瘤組織用 16%多聚甲醛水溶液固定,能保持腫瘤細(xì)胞的形態(tài)和抗原性。經(jīng)過固定的組織切片,在進(jìn)行蘇木精 - 伊紅(HE)染色和免疫組化分析時(shí),結(jié)果更準(zhǔn)確,幫助醫(yī)生判斷腫瘤的類型、分級(jí)和惡性程度。
★疫苗研發(fā):在疫苗生產(chǎn)過程中,需要對(duì)病毒或細(xì)菌等病原體進(jìn)行滅活和保存。16%多聚甲醛水溶液可用于滅活病原體,同時(shí)保持其免疫原性。例如在流感疫苗的研發(fā)中,用該溶液處理流感病毒,使其失去感染性,但保留能刺激機(jī)體產(chǎn)生免疫反應(yīng)的抗原結(jié)構(gòu),為后續(xù)疫苗的制備和質(zhì)量檢測(cè)提供穩(wěn)定的原料。
★細(xì)胞毒性測(cè)試:在藥物研發(fā)中,評(píng)估藥物對(duì)細(xì)胞的毒性是重要環(huán)節(jié)。研究人員將不同濃度的藥物加入細(xì)胞培養(yǎng)體系,用 16%多聚甲醛水溶液固定細(xì)胞后,通過細(xì)胞計(jì)數(shù)、活性檢測(cè)等方法,分析藥物對(duì)細(xì)胞形態(tài)和功能的影響。這種方法能準(zhǔn)確判斷藥物的安全劑量范圍,為新藥研發(fā)提供關(guān)鍵數(shù)據(jù)。
★組織工程支架制備:在構(gòu)建組織工程支架時(shí),需要將生物材料與細(xì)胞復(fù)合培養(yǎng)。16%多聚甲醛水溶液可用于固定復(fù)合后的組織,便于觀察細(xì)胞在支架上的生長、增殖和分化情況。例如在骨組織工程中,固定后的樣本能用于分析細(xì)胞與支架材料的相互作用,優(yōu)化支架設(shè)計(jì),促進(jìn)骨組織再生。
EMD Millipore 是優(yōu)秀的生物科學(xué)公司,隸屬于德國默克集團(tuán)(Merck KGaA),專注于為生物技術(shù)和制藥行業(yè)的研究、開發(fā)及生產(chǎn)提供創(chuàng)新工具和技術(shù)。作為生命科學(xué)領(lǐng)域的先鋒,EMD Millipore 通過其廣泛的高性能產(chǎn)品和定制化解決方案,助力全球科研人員和企業(yè)加速藥物研發(fā)和生產(chǎn)。未來EMD Millipore 將繼續(xù)通過創(chuàng)新技術(shù)和服務(wù),助力全球生命科學(xué)研究和生物制藥的發(fā)展。公司致力于解決棘手的健康挑戰(zhàn),為客戶提供從研發(fā)到生產(chǎn)的全程支持。
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貨號(hào) | 品名 | 規(guī)格 | 品牌 |
15710 | 16% Paraformaldehyde (formaldehyde) aqueous solution | 10x10ml | emsdiasum |
157-8 | 8%parafomaldehyde | 10*10ml | emsdiasum |
72196-12 | Round Glass Cover Slip | ea | emsdiasum |
17984-25 | Fluoromount-G T | 25ml | emsdiasum |
15714 | 32% Aqueous Solution | 10x10ml | emsdiasum |
16020 | Glutaraldehyde EM Grade 8% | 10 x 10 ml | emsdiasum |
63478-AS | Poly-L-Lysine Slide | 20/bx | emsdiasum |
72592 | Tissue Freezing Medium, clear | 4 oz | emsdiasum |
63425-05 | PTFE PRINTED SLIDE 12 WELL, 5mm, 72/PK | 72/PK | emsdiasum |
17985-11 | Fluoro-Gel, (with Tris Buffer) | 100ml | emsdiasum |
22400-25G | Uranyl Acetate | 25G | emsdiasum |
14120 | EMbed 812 Kit for Electron Microscopy Embedding | 30ML | emsdiasum |
15713-S | 20% Aqueous Solution | 100ml | emsdiasum |
16220 | 25% Aqueous Solution | 10 x 10 ml | emsdiasum |
17985-50 | Fluoro-Gel II | 20ml | emsdiasum |
72109-12 | StatMark Pen | ea | emsdiasum |
70182 | Square Mold, size 22x22 mm | 288/cs | emsdiasum |
15714-S | 32% Aqueous Solution | 100ml | emsdiasum |
17985-12 | Clear-Mount, (with Tris Buffer) | 30ml | emsdiasum |
17985-30 | Fluoro-Gel Mounting Medium with TES Buffer | ea | emsdiasum |
72290-02 | German Glass Cover Slips 12 mm | 100/box | emsdiasum |
22400 | URANYL ACETATE | 25G | emsdiasum |
25558 | AURION BSA-c™ (10%) | 100ml | emsdiasum |
64830-01 | R-100 Series 96-well Plate | 96-well Plate | emsdiasum |
RT15713 | PARAFORMALDEHYDE 20% Aqueous SOL. EM GRADE | ea | emsdiasum |
11652-500ml | Sodium Cacodylate Buffer, 0.2M, pH 7.4 | 500ml | emsdiasum |
64793-74 | 30 ml Mortar only Potter-Elvehjem Safe-Grind | 2 Pack | emsdiasum |
64793-30 | Potter-Elvehjem Safe-Grind Tissue Grinder 30 ml | 2 Pack | emsdiasum |
Q3100AR1.3-2nm | Quantifoil R 1.2/1.3, UT, 300 Mesh, Gold | 100/pk | emsdiasum |
1232-R | EPO-FIX EMBEDDING RESIN | Kit | emsdiasum |
GOQ400R1213Cu50 | Graphene Oxide on Quantifoil R1.2/1.3 Cu, 400 mesh | 50pk | emsdiasum |
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14653 | Technovit H7100 – GMA kit consists of: 500 ml Glycol Methacrylate monomer 5 x 0.6 g packs Hardener I 40 ml Hardener II | 1KIT | emsdiasum |
GOLC300Cu100 | Graphene Oxide on Lacey Carbon, Cu Grid, 300 mesh | 100pk | emsdiasum |
CF400-Cu-50 | Carbon Film 400 Mesh, Cu, 50/bx | bx | emsdiasum |
cf313-50-au | C-Flat Holey Carbon Grids, 1.2um hole 1.3um space 300 mesh Gold 50/pk | pk | emsdiasum |
157-4-100 | FORMALDEHYDE 4% AQUEOUS SOLUTION, 100ML | 100ML | emsdiasum |
CF300-CU-50 | Carbon Film 300 Mesh, Cu, 50/bx | 50 Pack | emsdiasum |
63429-04 | PTFE PRINTED SLIDE 21WELL, 4mm, 72/PK | 72Pack | emsdiasum |
63418-11 | PTFE PRINTED SLIDE, 3 WELL, 11.28MM | 11.28 mm Dia. | emsdiasum |
16916-01 | IMMERSION OIL TYPE FF | 1oz | emsdiasum |
17970-25 | Citifluor AF1 Mountant Solution | 25ml | emsdiasum |
17985-31 | Fluoro-Gel, (with TES Buffer) | 100ml | emsdiasum |
18006 | CYTOSEAL 60 | 4OZ | emsdiasum |
18030-05 | McDowell Trumps Fixative | 500ml | emsdiasum |
72210-11 | Micro Cover Glasses and Cover Slips | 10 oz | emsdiasum |
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22400-3 | 3% Uranyl Acetate Solution | 100mL | emsdiasum |
22450 | Uranyl Formate | 1 gram | emsdiasum |
22451 | Uranyl Formate, Hydrate | 5g | emsdiasum |
71860-01 | Large Glass Slides 75 x 38 mm Glass Slide, 1 mm Thick | 144片/盒 | emsdiasum |
71869-10 | SUPERFROST PLUS SLIDE, WHITE, 1GR/PK | ea | emsdiasum |
71880-01 | GLASS SLIDE PLAIN, 1gross/PK | pk | emsdiasum |
72000 | DOUBLE EDGE BLADES, 250/BX | 250/BX | emsdiasum |
71932-03 | ExP Vacuum Wand kit for up to 12"(300mm) wafers, w/Molded PEEK wafer tip, 1/4" coiled hose & stand | Each | emsdiasum |
72223-01 | Circular Cover Glass | 1oz | emsdiasum |
69038-05 | Accu-Punch 5.0mm | 25/pk | emsdiasum |
69038-12 | Accu-Punch 12.0mm 25/pk | 25/pk | emsdiasum |
69039-07 | EMS-Core Sampling Tool, .75mm | ea | emsdiasum |
70015-09 | Diamond Weighing Boats, White, 30 ml, 65 x 85 mm | 500/pk | emsdiasum |
70101 | GELATIN CAPSULES "000", 1000/PK | PK | emsdiasum |
70103 | Gelatin Capsules, Size #2 | 1000/PK | emsdiasum |
70115 | GELATINE CAPSULE SIZE 12 | 50/BX | emsdiasum |
70312-30 | 30-SLIDE STAINING DISH | Each | emsdiasum |
70316-02 | STAINING JAR W/GROUND LID | 4Pack | emsdiasum |
70326-10 | PERFUSION CHAMBERS, 1 CHAMBER, 0.5MM | PK40 | emsdiasum |
70326-52 | PERFUSION 8 CHAMBER, 1.0MM | PK20 | emsdiasum |
70328-53 | 1 Fluor Adhesive Chamber 22x40mm x 0.12mmD 100/pk | pk | emsdiasum |
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70339-46 | Press to Seal Gasket 9mm(D), 2.5mm-depth | 25Pack | emsdiasum |
70345-05 | Press-to-Seal Silicone Isolators Silicone/Silicone 24-2mmDiax0.5mmD 25/pk | PK | emsdiasum |
70345-70 | Adhesive / Adhesive 2.0 | ea | emsdiasum |
70426 | 4-Well, Round Nunclon Delta Sterile | 120/cs | emsdiasum |
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70540 | DISSECTING DISH | EA | emsdiasum |
70881 | Nanosphere Size 20 nm | 15ml | emsdiasum |
70883 | Nanosphere Size 50 nm | 15 ml | emsdiasum |
70885 | 100nm NANOSPHERE SIZE STANDARD | 15ML | emsdiasum |
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70900 | Flat Embedding Mold Single End, 4mm (D) | Each | emsdiasum |
71430-20 | WinLab 20-Slide Rack, LS-20, ea | ea | emsdiasum |
71506-20 | Aluminum Slide Tray, 20 Slide - 13" L x 7.5" W. Accommodates 20 slides | each | emsdiasum |
71563-06 | Pyrex Plate | 6/pk | emsdiasum |
GOQ400R1213Cu25 | Graphene Oxide on Quantifoil R1.2/1.3 Cu, 400 mesh | 25pk | emsdiasum |
77576-C | Laser Cryo-Babies® 0.94" x 0.50" (24 mm x 13 mm) | 2380/pk | emsdiasum |
93102 | TC-1 TISSUE CHOPPER W/MICROMETER | Each | emsdiasum |
C004 | Paraformaldehyde (formaldehyde) 16% aqueous solution (DG) | 10x10mL | emsdiasum |
CF-223C-50 | C-flat Holey Carbon Grid 2.0 µm hole 2.0 µm space 300 Mesh | 50/pk | emsdiasum |
CF200-AU-TH | Carbon Square Mesh - Au, 200 Mesh, TH | 50box | emsdiasum |
CF2010-Au-25 | Carbon Support Film Slots 2 X 1 MM Au Grids | 25 Box | emsdiasum |
CF2010-Au-ET | Carbon Slots, Au, 2X1 MM, ET | 50 Pack | emsdiasum |
CF213-50-AU | C-Flat Holey Carbon Grids, 1.2um hole 1.3um space 200 mesh Gold 50/pk | pk | emsdiasum |
CF223C-50-Au | C-flat Holey Carbon Grid Gold 2.0 µm hole 2.0 µm space 300 mesh | 50/pk | emsdiasum |
GOQ400R1213Cu10 | Graphene Oxide on Quantifoil R1.2/1.3 Cu, 400 mesh | 10pk | emsdiasum |
QX-102-24 | Cell biology and general liquid sample Capsules | 24/pkg | emsdiasum |
LC325-Cu-CC | Lacey Carbon Film - Cu, 300 mesh, 50 µ, CC | A:300目 B: 50 微米 | emsdiasum |
q3100cr-12 | Quantifoil R 1/2, 300 Mesh, Copper | 100Pack | emsdiasum |
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