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merck 2012年價格表
發(fā)布時間：2026/4/16
點擊次數(shù)：65
1. 關(guān)于Worthington Biochemical
Worthington Biochemical是一家在酶學(xué)領(lǐng)域擁有深厚積淀的專業(yè)公司。其核心業(yè)務(wù)是提供從動物組織、植物或微生物中提取、純化的多種酶類產(chǎn)品。公司尤其以提供用于組織解離和細胞分離的膠原酶、胰蛋白酶、中性蛋白酶等系列產(chǎn)品而廣為人知。此外，其產(chǎn)品線還涵蓋核酸酶、磷酸酶、蛋白酶抑制劑等多種用于分子生物學(xué)和生化研究的工具酶。
公司擁有專業(yè)的研發(fā)和生產(chǎn)團隊，專注于酶的生產(chǎn)工藝優(yōu)化和質(zhì)量控制。其生產(chǎn)流程注重從原料篩選、提取純化到最終配比的多個環(huán)節(jié)，力求保證酶制劑的純度、比活性和批次間的一致性。Worthington的產(chǎn)品在細胞培養(yǎng)的原代細胞分離、組織工程、生物大分子純化與修飾等研究領(lǐng)域均有應(yīng)用。
2. 核心優(yōu)勢
在組織解離酶領(lǐng)域的專業(yè)積累
Worthington在膠原酶、胰蛋白酶、中性蛋白酶等組織解離酶的生產(chǎn)和特性研究方面有長期的經(jīng)驗。公司提供不同純度和特異性級別的多種膠原酶（如I型、II型、IV型等）以及多種配方的胰蛋白酶，以滿足從不同組織（如肝臟、心臟、腫瘤、脂肪等）中分離高活力原代細胞的特定需求。
酶制劑的純度與活性控制
公司注重其酶產(chǎn)品的純度。通過層析等多種純化手段，Worthington能夠提供多種高純度的酶制品，例如不含非特異性核酸酶活性的蛋白酶制品，這對于需要避免核酸降解的精細實驗尤為重要。同時，其產(chǎn)品通常提供明確的比活性單位，方便研究者精確計算用量。
面向特定應(yīng)用的定制化酶產(chǎn)品
除了標(biāo)準(zhǔn)產(chǎn)品，Worthington還能夠根據(jù)用戶的研究需求，提供特定配方、特定比例的混合酶制劑。例如，為特定的組織類型優(yōu)化膠原酶、中性蛋白酶和彈性蛋白酶的混合比例，以提高特定原代細胞的分離得率和活力。
3. 解決實驗中的常見問題
在生命科學(xué)研究中，特別是涉及原代細胞培養(yǎng)、組織處理和生物分子操作的實驗中，研究者常面臨以下挑戰(zhàn)，Worthington的酶產(chǎn)品旨在為此提供解決方案：
原代細胞分離得率低、活性差
從復(fù)雜組織中分離具有高活力和功能性的原代細胞是一項有挑戰(zhàn)性的工作。選擇合適的解離酶是成功的關(guān)鍵。Worthington提供的多種類型和級別的膠原酶、胰蛋白酶，以及中性蛋白酶和彈性蛋白酶，允許研究者根據(jù)目標(biāo)組織的細胞外基質(zhì)組成，篩選或定制最合適的酶組合，以溫和、有效地釋放細胞，并盡可能保持細胞膜表面受體和功能的完整性。
酶解過程中細胞損傷嚴(yán)重
不合適的酶解條件（如酶濃度過高、時間過長、酶制劑中含有雜酶活性）容易導(dǎo)致分離出的細胞損傷或死亡。Worthington的高純度酶制劑旨在減少非特異性水解作用，其產(chǎn)品附帶詳細的使用指南和建議起始條件，有助于研究者優(yōu)化解離方案，降低細胞損傷。
分子生物學(xué)實驗中存在核酸酶污染
在使用蛋白酶K等進行蛋白消化，或使用其他蛋白酶進行樣品處理時，如果酶制品中含有痕量的核酸酶（如RNase、DNase）活性，可能會嚴(yán)重降解樣品中的核酸。Worthington提供的分子生物學(xué)級蛋白酶（如經(jīng)純化去除核酸酶活性的蛋白酶），旨在避免這類污染，保護珍貴的核酸樣本。
蛋白樣品制備中的蛋白降解問題
在細胞或組織裂解過程中，內(nèi)源性蛋白酶活性可能導(dǎo)致目標(biāo)蛋白的降解。Worthington提供多種廣譜的或特異性的蛋白酶抑制劑混合物，可有效抑制絲氨酸蛋白酶、半胱氨酸蛋白酶、天冬氨酸蛋白酶、金屬蛋白酶等多種蛋白酶活性，有助于在蛋白提取和純化過程中維持蛋白的穩(wěn)定性。
酶活性測定需要高純度底物或工具酶
在進行酶動力學(xué)研究或生化分析時，需要高純度和已知比活性的工具酶。Worthington提供多種純化的工具酶，如用于糖原磷酸化酶研究的磷酸化酶激酶、磷酸化酶磷酸酶等，為深入的酶學(xué)研究提供可靠材料。
4. 常見疑問與解答
Q1：如何為我的組織類型選擇合適的膠原酶？
A1：選擇膠原酶主要取決于組織中膠原蛋白的類型和豐度。Worthington提供I型、II型、IV型等多種膠原酶，其底物特異性有所不同。例如，I型膠原酶對天然I型膠原的活性較高，常用于肝、肺、心臟等組織的解離；II型膠原酶對天然II型膠原活性較高，更常用于軟骨、脂肪等組織。建議查閱文獻中類似組織的使用經(jīng)驗，或聯(lián)系技術(shù)支持獲取建議。通常，進行預(yù)實驗篩選是必要的。
Q2：產(chǎn)品說明中的“比活性"單位是什么意思？如何計算用量？
A2：比活性通常指每毫克蛋白質(zhì)所含的酶活性單位（如U/mg）。它是衡量酶制劑純度的一個重要指標(biāo)。計算用量時，您需要根據(jù)您希望達到的最終工作濃度（U/mL）和反應(yīng)體積，結(jié)合產(chǎn)品的比活性和濃度（mg/mL）進行換算。產(chǎn)品說明書通常會提供應(yīng)用推薦和計算示例。
Q3：膠原酶和胰蛋白酶可以混合使用嗎？
A3：可以。在實際組織解離中，經(jīng)常將膠原酶與中性蛋白酶或胰蛋白酶等結(jié)合使用，以更有效地分解細胞外基質(zhì)中的多種成分。Worthington也提供預(yù)混合的酶制劑。混合比例需要根據(jù)組織類型和實驗?zāi)繕?biāo)進行優(yōu)化。公司網(wǎng)站或技術(shù)支持可能提供一些常見組織（如腫瘤、胰島）的參考方案。
Q4：酶的儲存條件是什么？復(fù)溶后能保存多久？
A4：絕大多數(shù)酶制劑為凍干粉形式，應(yīng)在-20°C或更低溫干燥保存。復(fù)溶時建議使用說明書推薦的緩沖液，并輕柔操作以避免泡沫產(chǎn)生導(dǎo)致變性。復(fù)溶后的酶溶液通常不穩(wěn)定，建議分裝后立即在-20°C或-80°C冷凍保存，并盡快使用。具體的保存條件和穩(wěn)定期請務(wù)必遵循每個產(chǎn)品的說明書。
Q5：如果我對標(biāo)準(zhǔn)產(chǎn)品不滿意，可以提供定制服務(wù)嗎？
A5：可以聯(lián)系Worthington的技術(shù)服務(wù)部門咨詢定制服務(wù)的可行性。公司可以根據(jù)用戶的具體需求，調(diào)整酶的純度、提供特定比例的混合酶、或進行特殊包裝。定制服務(wù)的價格、最小訂單量和交付時間需具體商議。
關(guān)鍵詞：Worthington-biochem、Worthington-biochem代理、Worthington-biochem中國代理、Worthington-biochem北京代理、Worthington-biochem上海代理、Worthington-biochem江蘇代理、Worthington-biochem廣東代理，Worthington Biochemical美國公司、膠原酶、胰蛋白酶、中性蛋白酶、原代細胞分離、組織解離酶、高純度酶制劑、細胞培養(yǎng)試劑、蛋白酶抑制劑、核酸酶去除、美國生物技術(shù)、Worthington生化、酶活性單位、酶學(xué)研究工具、組織消化酶、細胞外基質(zhì)消化、細胞分離方案、生物化學(xué)試劑、分子生物學(xué)級酶、蛋白降解抑制
特別告知：為保證產(chǎn)品質(zhì)量與良好性能，所以在購買相應(yīng)產(chǎn)品的同時我司會收取一定量的運輸費用！！！本次報價有效時間為2026年4月15日---2026年12月20日。
（*此為部分產(chǎn)品價格,完整價格請下載文件)
貨號 | 品名 | 規(guī)格 | 價格 | 品牌 |
1235-01 | Celase® GMP Collagenase Blend | 1vi | 16720 | Worthington-biochem |
1235-PKG | Celase® GMP Collagenase Blend, Special Packaging | 1ea | 1600 | Worthington-biochem |
LK002060 | Hepatocyte Isolation System | 1bx | 7560 | Worthington-biochem |
LK002064 | Hank's Balanced Salt Solution 10X (HBSS10) | 1ea | 1470 | Worthington-biochem |
LK002066 | Collagenase/Elastase Vial (CLSH) | 1vi | 896 | Worthington-biochem |
LK002067 | Collagenase/Elastase Vial (CLSH) | 5vi | 3780 | Worthington-biochem |
LK002069 | Sodium bicarbonate, 7.5%, (NAH) | 1ea | 532 | Worthington-biochem |
LK002070 | 0.15m, MOPS Buffer, (MOPS) | 1ea | 616 | Worthington-biochem |
LK003150 | Papain Dissociation System | 1bx | 4340 | Worthington-biochem |
LK003153 | Papain Dissociation System | 3bx | 11340 | Worthington-biochem |
LK003160 | Papain Dissociation System, Without EBSS | 1bx | 3920 | Worthington-biochem |
LK003163 | Papain Dissociation System, Without EBSS | 3bx | 10500 | Worthington-biochem |
LK003170 | DNase Vial (D2) | 1vi | 420 | Worthington-biochem |
LK003172 | DNase Vial (D2) | 5vi | 1372 | Worthington-biochem |
LK003176 | PDS Kit, Papain Vial | 1vi | 434 | Worthington-biochem |
LK003178 | PDS Kit, Papain Vial | 5vi | 1456 | Worthington-biochem |
LK003182 | PDS Kit, Inhibitor Vial | 1vi | 1260 | Worthington-biochem |
LK003188 | PDS Kit, EBSS Vial | 1vi | 896 | Worthington-biochem |
LK003200 | Cell Isolation Optimizing System | 1bx | 9100 | Worthington-biochem |
LK003210 | HBSS Solution | 1ea | 952 | Worthington-biochem |
LK003220 | Trypsin Vial, NCIS | 1vi | 238 | Worthington-biochem |
LK003225 | Trypsin Vial, NCIS | 5vi | 770 | Worthington-biochem |
LK003230 | Inhibitor Vial, NCIS | 1vi | 266 | Worthington-biochem |
LK003235 | Inhibitor Vial, NCIS | 5vi | 770 | Worthington-biochem |
LK003240 | Collagenase Vial, NCIS | 1vi | 518 | Worthington-biochem |
LK003245 | Collagenase Vial, NCIS | 5vi | 2128 | Worthington-biochem |
LK003250 | L-15 Media Powder (L15NK) | 1ea | 476 | Worthington-biochem |
LK003265 | Cell Strainers (Falcon) | 5ea | 756 | Worthington-biochem |
LK003300 | Neonatal Cardiomyocyte Isolation System | 1kt | 5180 | Worthington-biochem |
LK003303 | Neonatal Cardiomyocyte Isolation System | 3kt | 13160 | Worthington-biochem |
LS000150 | Lactoperoxidase | 10mg | 1316 | Worthington-biochem |
LS000151 | Lactoperoxidase | 50mg | 5250 | Worthington-biochem |
LS000152 | Lactoperoxidase | Bulk | 詢價 | Worthington-biochem |
LS000290 | Albumin, Nuclease-Free | 100mg | 868 | Worthington-biochem |
LS000291 | Albumin, Nuclease-Free | 5x100mg | 3920 | Worthington-biochem |
LS000292 | Albumin, Nuclease-Free | Bulk | 詢價 | Worthington-biochem |
LS001041 | Actin | 1mg | 784 | Worthington-biochem |
LS001043 | Actin | Bulk | 詢價 | Worthington-biochem |
LS001045 | Actin | 5mg | 2940 | Worthington-biochem |
LS001069 | Alcohol Dehydrogenase, Lyophilized | 100mg | 1610 | Worthington-biochem |
LS001070 | Alcohol Dehydrogenase, Lyophilized | 1gm | 12040 | Worthington-biochem |
LS001071 | Alcohol Dehydrogenase, Lyophilized | Bulk | 詢價 | Worthington-biochem |
LS001089 | Alcohol Dehydrogenase, Suspension | Bulk | 詢價 | Worthington-biochem |
LS001123 | Aldolase, Suspension | 100mg | 2100 | Worthington-biochem |
LS001125 | Aldolase, Suspension | Bulk | 詢價 | Worthington-biochem |
LS001128 | Aldolase, Lyophilized | Bulk | 詢價 | Worthington-biochem |
LS001130 | Aldolase, Lyophilized | 100mg | 2590 | Worthington-biochem |
LS001141 | Phosphatase, Acid | 1gm | 1820 | Worthington-biochem |
LS001144 | Phosphatase, Acid | Bulk | 詢價 | Worthington-biochem |
LS001260 | Carbonic Anhydrase | 50mg | 1820 | Worthington-biochem |
LS001263 | Carbonic Anhydrase | 250mg | 8190 | Worthington-biochem |
LS001265 | Carbonic Anhydrase | Bulk | 詢價 | Worthington-biochem |
LS001332 | Chymotrypsin, Alpha, 1X | Bulk | 詢價 | Worthington-biochem |
LS001333 | Chymotrypsin, Alpha, 1X | 1gm | 560 | Worthington-biochem |
LS001334 | Chymotrypsin, Alpha, 1X | 10gm | 3290 | Worthington-biochem |
LS001430 | Chymotrypsin, Alpha, TLCK Treated | 25mg | 462 | Worthington-biochem |
LS001432 | Chymotrypsin, Alpha, TLCK Treated | 100mg | 1120 | Worthington-biochem |
LS001434 | Chymotrypsin, Alpha, TLCK Treated | 1gm | 8680 | Worthington-biochem |
LS001438 | Chymotrypsin, Alpha, TLCK Treated | Bulk | 詢價 | Worthington-biochem |
LS001448 | Chymotrypsin, Alpha, 3X | 250mg | 644 | Worthington-biochem |
LS001450 | Chymotrypsin, Alpha, 3X | 1gm | 1862 | Worthington-biochem |
LS001451 | Chymotrypsin, Alpha, 3X | 10gm | 13930 | Worthington-biochem |
LS001453 | Chymotrypsin, Alpha, 3X | Bulk | 詢價 | Worthington-biochem |
LS001475 | Chymotrypsin, Alpha, Purified | 100mg | 1106 | Worthington-biochem |
LS001477 | Chymotrypsin, Alpha, Purified | Bulk | 詢價 | Worthington-biochem |
LS001479 | Chymotrypsin, Alpha, Purified | 1gm | 8470 | Worthington-biochem |
LS001628 | Cholinesterase, Butyryl | 500un | 5040 | Worthington-biochem |
LS001632 | Cholinesterase, Butyryl | 4ku | 32200 | Worthington-biochem |
LS001636 | Cholinesterase, Butyryl | Bulk | 詢價 | Worthington-biochem |
LS001641 | Clostripain (Endoproteinase-Arg-C) | 1mg | 630 | Worthington-biochem |
LS001643 | Clostripain (Endoproteinase-Arg-C) | 5x1mg | 2436 | Worthington-biochem |
LS001646 | Clostripain (Endoproteinase-Arg-C) | 10mg | 3710 | Worthington-biochem |
LS001647 | Clostripain (Endoproteinase-Arg-C) | Bulk | 詢價 | Worthington-biochem |
LS001652 | Collagen | 5gm | 1960 | Worthington-biochem |
LS001654 | Collagen | 1gm | 616 | Worthington-biochem |
LS001656 | Collagen | 10gm | 3640 | Worthington-biochem |
LS001658 | Collagen | Bulk | 詢價 | Worthington-biochem |
LS001663 | Collagen, Soluble | Bulk | 詢價 | Worthington-biochem |
LS001720 | Carboxypeptidase B, PMSF Treated | Bulk | 詢價 | Worthington-biochem |
LS001722 | Carboxypeptidase B, PMSF Treated | 1ku | 728 | Worthington-biochem |
LS001724 | Carboxypeptidase B, PMSF Treated | 3ku | 1568 | Worthington-biochem |
LS001847 | Catalase, Lyophilized | 2gm | 1204 | Worthington-biochem |
LS001849 | Catalase, Lyophilized | 10gm | 5040 | Worthington-biochem |
LS001851 | Catalase, Lyophilized | Bulk | 詢價 | Worthington-biochem |
LS001872 | Catalase, Suspension | 10ml | 882 | Worthington-biochem |
LS001873 | Catalase, Suspension | 100ml | 6300 | Worthington-biochem |
LS001874 | Catalase, Suspension | Bulk | 詢價 | Worthington-biochem |
LS001896 | Catalase, 0.22u Filtered | 10ml | 770 | Worthington-biochem |
LS001898 | Catalase, 0.22u Filtered | 10x10ml | 5320 | Worthington-biochem |
LS002004 | Deoxyribonuclease I | 5mg | 602 | Worthington-biochem |
LS002006 | Deoxyribonuclease I | 20mg | 1470 | Worthington-biochem |
LS002007 | Deoxyribonuclease I | 100mg | 5180 | Worthington-biochem |
LS002009 | Deoxyribonuclease I | Bulk | 詢價 | Worthington-biochem |
LS002058 | Deoxyribonuclease I, 0.22u Filtered | 11mg | 1652 | Worthington-biochem |
LS002060 | Deoxyribonuclease I, 0.22u Filtered | 25mg | 3192 | Worthington-biochem |
LS002105 | Deoxyribonucleic Acid, Calf Thymus | 100mg | 518 | Worthington-biochem |
LS002106 | Deoxyribonucleic Acid, Calf Thymus | 1gm | 2800 | Worthington-biochem |
LS002107 | Deoxyribonucleic Acid, Calf Thymus | 5gm | 11200 | Worthington-biochem |
LS002108 | Deoxyribonucleic Acid, Calf Thymus | Bulk | 詢價 | Worthington-biochem |
LS002130 | Ribonuclease A, DNase & Protease Free | Bulk | 詢價 | Worthington-biochem |
LS002131 | Ribonuclease A, DNase & Protease Free | 1mg | 392 | Worthington-biochem |
LS002132 | Ribonuclease A, DNase & Protease Free | 5mg | 1288 | Worthington-biochem |
LS002138 | Deoxyribonuclease I | 25mg | 672 | Worthington-biochem |
LS002139 | Deoxyribonuclease I | 100mg | 1610 | Worthington-biochem |
LS002140 | Deoxyribonuclease I | 1gm | 13160 | Worthington-biochem |
LS002141 | Deoxyribonuclease I | Bulk | 詢價 | Worthington-biochem |
LS002145 | Deoxyribonuclease I | 100mg | 1372 | Worthington-biochem |
LS002147 | Deoxyribonuclease I | 1gm | 9940 | Worthington-biochem |
LS002149 | Deoxyribonuclease I | Bulk | 詢價 | Worthington-biochem |
LS002172 | Deoxyribonuclease I, Standard Vial | 5x2ku | 966 | Worthington-biochem |
LS002173 | Deoxyribonuclease I, Standard Vial | 2ku | 350 | Worthington-biochem |
LS002274 | Elastase, Suspension | 25mg | 770 | Worthington-biochem |
LS002276 | Elastase, Suspension | Bulk | 詢價 | Worthington-biochem |
LS002279 | Elastase, Suspension | 100mg | 2072 | Worthington-biochem |
LS002280 | Elastase, Suspension | 1gm | 15540 | Worthington-biochem |
LS002290 | Elastase, Lyophilized | 25mg | 812 | Worthington-biochem |
LS002292 | Elastase, Lyophilized | 100mg | 2282 | Worthington-biochem |
LS002294 | Elastase, Lyophilized | 1gm | 16380 | Worthington-biochem |
LS002298 | Elastase, Lyophilized | Bulk | 詢價 | Worthington-biochem |
LS002375 | Histone, Dried | 250mg | 630 | Worthington-biochem |
LS002377 | Histone, Dried | 1gm | 1820 | Worthington-biochem |
LS002379 | Histone, Dried | Bulk | 詢價 | Worthington-biochem |
LS002402 | Hemoglobin | 5gm | 518 | Worthington-biochem |
LS002403 | Hemoglobin | 25gm | 1330 | Worthington-biochem |
LS002404 | Hemoglobin | 100gm | 4480 | Worthington-biochem |
LS002407 | Hemoglobin | Bulk | 詢價 | Worthington-biochem |
LS002408 | Myoglobin | 250mg | 910 | Worthington-biochem |
LS002410 | Myoglobin | 1gm | 2912 | Worthington-biochem |
LS002412 | Myoglobin | 5gm | 11340 | Worthington-biochem |
LS002414 | Myoglobin | Bulk | 詢價 | Worthington-biochem |
LS002425 | Deoxyribonuclease II | 80ku | 1260 | Worthington-biochem |
LS002427 | Deoxyribonuclease II | Bulk | 詢價 | Worthington-biochem |
LS002515 | Hexokinase, Lyophilized, Recombinant | 2.5ku | 966 | Worthington-biochem |
LS002516 | Hexokinase, Lyophilized, Recombinant | 10ku | 3220 | Worthington-biochem |
LS002518 | Hexokinase, Lyophilized, Recombinant | Bulk | 詢價 | Worthington-biochem |
LS002544 | Histone, Lyophilized | 250mg | 700 | Worthington-biochem |
LS002546 | Histone, Lyophilized | 1gm | 2282 | Worthington-biochem |
LS002548 | Histone, Lyophilized | Bulk | 詢價 | Worthington-biochem |
LS002559 | Peroxidase | 100mg | 1190 | Worthington-biochem |
LS002560 | Peroxidase | 1gm | 9310 | Worthington-biochem |
LS002561 | Peroxidase | Bulk | 詢價 | Worthington-biochem |
LS002591 | Hyaluronidase | Bulk | 詢價 | Worthington-biochem |
LS002592 | Hyaluronidase | 300ku | 3360 | Worthington-biochem |
LS002594 | Hyaluronidase | 50ku | 812 | Worthington-biochem |
LS002598 | Cellulase, Purified | 250mg | 602 | Worthington-biochem |
LS002600 | Cellulase, Purified | Bulk | 詢價 | Worthington-biochem |
LS002601 | Cellulase, Purified | 1gm | 1442 | Worthington-biochem |
LS002603 | Cellulase, Purified | 10gm | 12040 | Worthington-biochem |
LS002609 | Cellulase | Bulk | 詢價 | Worthington-biochem |
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