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慧穎生物Sigma常規試劑，Sigma一抗，Sigma二抗，Sigma抑制劑，sigma胎牛血清，Sigma正常人AB血清等，*，可批發和零售，咨詢！

sigma試劑，sigma代理，常備現貨！

Aldrich 261556  250mg 脫氫抗壞血酸  Dehydroascorbic acid

Aldrich 858781  250mg 3,4-二羥基芐胺·氫溴酸 "3,4-Dihydroxybenzylamine hydrobromide

98%"

Aldrich 262412  1g 4-(丁氨基)苯甲酸   "4-(Butylamino)benzoic acid

97%"

Aldrich 452882  25g   硼氫化鈉 "Sodium borohydride

powder, ≥98.0%

"

Aldrich 409022  25ml  二甲基二烯丙基氯化銨均聚物    "Poly(diallyldimethylammonium chloride) solution

average Mw 200,000-350,000 (medium molecular weight), 20 wt. % in H2O"

Aldrich 400599  10g   鉻酸銣 Rubidium chromate

Aldrich 128503  25g   正十七烷 Heptadecane - 99%

Aldrich 294381  25g   "

二羥基乙烯" N,N′-(1,2-Dihydroxyethylene)bisacrylamide - 97%

Aldrich 677450  5g 氧化鋅  Zinc oxide - nanopowder, <50 nm particle size (TEM), >97%

Aldrich 128503  25g   正十七烷 Heptadecane - 99%

Aldrich 204501  50g   硫酸銨  Ammonium sulfate - 99.999% trace metals basis

Aldrich 147966  25g   DL-苯丙氨酸 DL-Phenylalanine - 99%

Aldrich 232068  100g    Cesium hydroxide solution - 50 wt. % in H2O, 99% trace metals basis (purity determined on metals basis)

Aldrich 241059  50g     Tetraethylammonium bromide - ReagentPlus®, 99%

Aldrich 550035  100ml   2-(Dibutylamino)ethanol - 99%

Fluka 45405 1mg     (±)-Equol - ≥99.0% (TLC)

Fluka 00895 100mg   Dextran - analytical standard, for GPC, 410,000

Fluka 00891 100mg   Dextran - analytical standard, for GPC, 50,000

Fluka 92360 25ml  *基氯硅烷  Chlorotrimethylsilane - puriss., ≥99.0% (GC)

Sigma D2016 100mg 5,7-二羥基-4'-甲氧基異黃酮  Biochanin A

Sigma P4505 1g    Protamine sulfate salt from herring - Grade III, histone, free (Millon test)

Sigma U6628 25mg  烏發醇 Uvaol - ≥95%

Sigma P154  1g 吡那地爾 "Pinacidil monohydrate

solid"

Sigma PZ0008  5mg   塞來西布 Celecoxib - ≥98% (HPLC)

Sigma 282820  250mg 鋅原卟啉 Protoporphyrin IX zinc(II)

Sigma 85440 250mg 黑介子硫苷酸鉀   (−)-Sinigrin hydrate - ≥99.0% (TLC)

Sigma M5441 5mg   米貝拉地爾 Mibefradil dihydrochloride hydrate - ≥98% (HPLC), solid

Sigma T0875 1g 牛磺去氧膽酸鈉  Sodium taurodeoxycholate hydrate - ≥95% (TLC)

Sigma C4555 1g 甲基倍他環糊精   Methyl-β-cyclodextrin - powder, BioReagent, suitable for cell culture

Sigma X4126 10g   二甲苯青 FF Xylene Cyanol FF - for molecular biology, BioReagent

Sigma G7645 1g 赤霉素  Gibberellic acid - BioReagent, plant cell culture tested, ≥90% gibberellin A3 basis (of total gibberellins.)

Sigma M1508 10g   4-甲基傘形酮鈉鹽 4-Methylumbelliferone sodium salt - ≥98% (HPLC), crystalline

Sigma M9625 25g   L-蛋氨酸 L-Methionine - reagent grade, ≥98% (TLC)

Sigma N0756 25ml  亞硝基-二乙基胺  N-Nitrosodiethylamine - liquid

Sigma F6428 40ml    Free Glycerol Reagent -

Sigma Q4951 10g   槲皮素  Quercetin - ≥98% (HPLC), solid

Sigma 238503  25g   三聚磷酸鈉 Sodium tripolyphosphate - technical grade, 85%

Sigma C2875 10ml  辛酸  Octanoic acid - ≥99%

Sigma P5780 5g 1,4-丁二胺二鹽酸鹽  Putrescine dihydrochloride - powder, BioReagent, suitable for cell culture

Sigma M1508 100g  4-甲基傘形酮鈉鹽 4-Methylumbelliferone sodium salt - ≥98% (HPLC), crystalline

Sigma P8169 100g  冷結樹酯(結冷膠) Phytagel™ - BioReagent, plant cell culture tested, powder

Sigma A3678 100g  冷結樹酯(結冷膠) Ammonium persulfate - for electrophoresis, ≥98%

Sigma 31250 250g  鉻酸鉀  Potassium chromate - puriss. p.a., ACS reagent, reag. Ph. Eur., ≥99.5%

Sigma P0290 100ml 酚紅  Phenol red solution - 0.5%, liquid, sterile-filtered, BioReagent, suitable for cell culture

Sigma T550-0  25g   4,6-二羥基-2-巰基嘧啶 2-Thiobarbituric acid - ≥98%

Sigma U2625 25g   尿酸 Uric acid - ≥99%, crystalline

Sigma C0806 500g  羧甲基纖維素  CM-Cellulose - fibers

Sigma T6066 100g  三羥甲基氨基甲烷 Trizma® base - Biotechnology Performance Certified, meets EP, USP testing specifications, cell culture tested, ≥99.9% (titration)

Sigma U0881 10g   尿酸  Uric acid - BioXtra, ≥99% (HPLC)

Sigma-supecco 4-8948  1ml     "EPA 524 Internal Standard Mix

analytical standard, 2000 μg/mL each component in methanol, ampule of 1 mL"

Sigma-supecco 47661-U 1ml   氯乙酸甲酯 "Methyl chloroacetate

analytical standard, 1000 μg/mL in methyl tert-butyl ether, ampule of 1 mL"

Sigma-supecco 46854-U 10ml    "EPA 8270 Matrix Spike Mix

analytical standard, ampule of 10 mL"

Sigma-supecco 46955-U 1ml     "EPA 8270 Semivolatile Internal Standards Mix

analytical standard, 2000 μg/mL each component in methylene chloride"

Sigma-supecco 47666-U 1ml     "Methyl bromochloroacetate solution

analytical standard, 1000 μg/mL in methyl tert-butyl ether, ampule of 1 mL"

Sigma M7145 100ml   MEM Non-essential Amino Acid Solution (100×)

Sigma P3250 100g  木瓜蛋白酶 "Papain from papaya latex

lyophilized powder, 0.5-2.0 units/mg solid"

Sigma E8534 5mg     "E3330

≥98% (HPLC)"

Sigma M9271 25mg  4-異硫氫酸苯基-Α-D-甘露糖苷   α-D-Mannopyranosylphenyl isothiocyanate

Sigma S4139 1g "

亞精胺" "Spermidine

suitable for cell culture, BioReagent"

Sigma 14343 10mg    "1(S),9(R)-(−)-Bicuculline methiodide

≥95.0% (HPCE)"

Sigma C4461 100mg 硫酸粘桿菌素  "Colistin sulfate salt

≥15,000 units/mg"

Sigma G8876 5g α-1,6 葡聚糖 "Glycogen from rabbit liver

Type III"

Sigma C3270 5g 頭孢菌素C鋅鹽   Cephalosporin C zinc salt

Sigma I4504 1g 轉化酶  "Invertase from baker's yeast (S. cerevisiae)

Grade VII, >300 units/mg solid"

Sigma S1638 1ml     "Streptavidin−Agarose from Streptomyces avidinii

buffered aqueous suspension"

Sigma S6322 1VL     "Sigma Adjuvant System®

oil"

Sigma F2012 5ml     "Anti-Mouse IgG (whole molecule)–FITC antibody produced in goat

affinity isolated antibody, buffered aqueous solution"

Sigma I6256 1g    "2-Iminothiolane hydrochloride

≥98% (TLC), powder"

Sigma P6635 100mg 磷酸化酶b(兔肌) "Phosphorylase b from rabbit muscle

lyophilized powder, ≥20 units/mg protein"

Sigma U4625 25mg  二磷酸尿苷葡萄糖二鈉鹽 "Uridine 5′-diphosphoglucose disodium salt from Saccharomyces cerevisiae

≥98%"

Sigma R5503 100mg 核糖核酸酶 A "Ribonuclease A from bovine pancreas

Type I-AS, 50-100 Kunitz units/mg protein"

Sigma C2175 250UG 辛卡利特  "(Tyr[SO3H]27)Cholecystokinin fragment 26-33 Amide

≥97% (HPLC), powder

"

Sigma L-9776  1vial 亮氨酸氨肽酶  "Leucine Aminopeptidase, microsomal from porcine kidney

BioReagent, suitable for protein sequencing, lyophilized powder"

Sigma P7936 25g   磷酸肌酸二鈉鹽   "Phosphocreatine disodium salt hydrate

≥98%"

Sigma X1126 1G 賽拉嗪  "Xylazine

≥99%"

Sigma H7125 1g 組胺  "Histamine

≥97.0%"

Sigma G2267 1ku   3-磷酸甘油醛脫氫酶  "Glyceraldehyde-3-phosphate Dehydrogenase from rabbit muscle

lyophilized powder, ≥75 units/mg protein"

Sigma E7764 1MG   內皮素1 "Endothelin 1

≥97% (HPLC), powder"

Sigma E9644 2MG   重組人表皮細胞生長因子 "Epidermal Growth Factor human

recombinant, expressed in Escherichia coli, lyophilized powder, suitable for cell culture"

Sigma B150  200UG   "BQ-123

≥99%, lyophilized powder"

Sigma B157  200UG BQ-788 鈉鹽 "BQ-788

≥95%, solid"

Sigma L7260 1mg     "Oleoyl-L-α-lysophosphatidic acid sodium salt

≥98%, solid"

Sigma N9376 100mg 4-硝基苯基-2-乙酰胺基-2-脫氧-B-D-吡喃葡糖霉   "4-Nitrophenyl N-acetyl-β-D-glucosaminide

≥99% (TLC)"

Sigma B9031 10mg  白果內酯 "(−)-Bilobalide from Ginkgo biloba leaves

≥93% (HPLC)"

Sigma N7778 1g 7-硝基吲唑 "7-Nitroindazole

≥98%"

Sigma C3755 1ku   磷酸肌酸激酶  "Creatine Phosphokinase from rabbit muscle

Type I, salt-free, lyophilized powder, ≥150 units/mg protein"

Sigma A2033 100g  海藻酸鈉 "Alginic acid sodium salt from brown algae

Medium viscosity"

Sigma N7005 5g 中性紅  "Neutral Red

Dye content ≥90 %"

Sigma I4381 10mg    "IgG from porcine serum

reagent grade, ≥95% (SDS-PAGE), essentially salt-free, lyophilized powder"

Sigma E3520 25mg  依布硒  Ebselen

Sigma V2753 5mg     "Virginiamycin M1

~95%"

Sigma 46947-100mg-F 100mg   "Fluorescein isothiocyanate – Dextran 500000-Conjugate

(FITC:Glucose = 1:100)"

Sigma L6293 5mg     "LY-364947

≥98% (HPLC), solid"

Sigma P7634 2ku   3-磷酸甘油酸激酶   "3-Phosphoglyceric Phosphokinase from baker's yeast (S. cerevisiae)

ammonium sulfate suspension, ≥1000 units/mg protein"

Sigma T2577 100mg   "Temozolomide

≥98% (HPLC), solid"

Sigma A3785 1g 5-氨基乙酰丙酸鹽酸鹽  "5-Aminolevulinic acid hydrochloride

~98%"

Sigma D1054 2mg   二氫若丹明123 "Dihydrorhodamine 123

≥95%"

Sigma A2547 2ml     "Monoclonal Anti-Actin, α-Smooth Muscle antibody produced in mouse

clone 1A4, ascites fluid"

Sigma D2532 5ml     "Denhardt’s Solution 50× Concentrate

for molecular biology, liquid, A 1% solution of BSA, Ficoll® and PVP

"

Sigma A5602 5mg     "AMD3100 octahydrochloride hydrate

≥97% (NMR), solid"

Sigma L2407 5mg   N-乙酰-2-芐基色胺  "Luzindole

≥90%"

Sigma 37291 100mg 二氫乙錠 "Dihydroethidium

BioReagent, suitable for fluorescence, ≥95% (HPCE)"

Sigma 21888-25mg-F  25mg  ≥90% (HPCE);5(6)-羧基二乙酸熒光素琥珀酰亞胺酯   "5(6)-Carboxyfluorescein diacetate N-succinimidyl ester

BioReagent, suitable for fluorescence, ≥90% (HPLC)"

Sigma L7386 5mg   溶葡球菌酶 "Lysostaphin from Staphylococcus staphylolyticus

lyophilized powder, Protein 50-70 % by biuret, ≥500 units/mg protein"

Sigma A4700 2ml     "Monoclonal Anti-Actin

clone AC-40, ascites fluid"

Sigma T3824 25ku  酪氨酸酶 "Tyrosinase from mushroom

lyophilized powder, ≥1000 unit/mg solid"

Sigma S2188 1mg     "γ-Secretase inhibitor

≥90% (TLC), powder"

Sigma R8508 1ml   核糖核酸 "Ribonucleic acid, transfer from baker's yeast (S. cerevisiae)

buffered aqueous solution

"

Sigma P8139 1mg   ： 佛波醇12-十四酸酯13-乙酸酯    "Phorbol 12-myristate 13-acetate

≥99% (TLC), film or powder"

Sigma D5392 25g   二硫醇二羥基乙酸 Dithiodiglycolic acid

Sigma P5282 1mg   鬼筆環肽   "Phalloidin, Fluorescein Isothiocyanate Labeled

Phalloidin from Amanita phalloides

"

Sigma N8509 5g N-亞硝基-N-乙基脲   "N-Nitroso-N-ethylurea

Bulk package"

ALDRICH 134716  25g   乙烯基乙酸 "3-Butenoic acid

97%"

ALDRICH 132667  25g   反式-2-己烯-1-醇 "trans-2-Hexen-1-ol

96%"

Fluka 33492-100MG-R 100MG 硫酸新霉素 "Neomycin trisulfate salt hydrate

VETRANAL®, analytical standard"

Fluka 32404 25mg  黃霉素  "Flavomycin

VETRANAL®, analytical standard"

Fluka 22040-1g-F 1g beta-胡蘿卜素 "β-Carotene

purum, ≥97.0% (UV)"

Fluka 01398 25mg  N-乙酰神經氨酸   "N-Acetylneuraminic acid

from Escherichia coli, ≥99.0% (TLC)"

Sigma E6383 5g 1-乙基-(3-二甲基氨基丙基)碳酰二亞胺鹽酸鹽    N-(3-Dimethylaminopropyl)-N′-ethylcarbodiimide hydrochloride - crystalline

Sigma L6520 250IU   "Prolactin from sheep pituitary

20-50 IU/mg"

Sigma N115  5mg     "Naltrindole hydrochloride

solid"

Sigma E5878 100mg   Epitestosterone

Sigma A3553 100g  丙烯酰胺 Acrylamide - for electrophoresis, ≥99% (HPLC), powder

Sigma N3876 25ml  煙堿  (−)-Nicotine - ≥99% (GC), liquid

Sigma A3553 100g  丙烯酰胺   Acrylamide - for electrophoresis, ≥99% (HPLC), powder

Sigma A3553 100g  丙烯酰胺   Acrylamide - for electrophoresis, ≥99% (HPLC), powder

Sigma E7652 4ml     "Evoxine

≥98% (TLC), solid"

Sigma S8504 50un  硫酸酯酶 "Sulfatase from Pala vulgata (keyhole limpet)

Type IV, essentially salt-free, lyophilized powder, ≥10 units/mg solid"

Sigma A2719 1each   Adhesion Protein Protocols -

Sigma N-7654  1each   Nuclease Methods and Protocols

Sigma Q0500 5g 右旋奎寧酸 D-(−)-Quinic acid -

Sigma 03756 25g   "

BOC-L-1,2,3,4-四氫-Β-咔啉-3-羧酸"   (S)-2-Boc-1,2,3,4-tetrahydronorharmane-3-carboxylic acid - ≥96.0% (HPLC)

Fluka 60221 250g  磷酸二氫鉀 "Potassium phosphate monobasic

for HPLC, ≥99.5%"

Sigma P6500 50g   戊四唑  Pentylenetetrazole

Sigma 185191  25g   四乙酸鉛 "Lead(IV) acetate

reagent grade, 95%"

Sigma A9528 50mg  兩性霉素 B "Amphotericin B solubilized

powder, γ-irradiated, BioXtra, suitable for cell culture"

Sigma M3516 6ml   礦物油 Mineral oil - suitable for preparation of Nujol mulls for infrared spectroscopy, light oil

Sigma E1024 1g 雌二醇 Estradiol - meets USP testing specifications

sigma試劑，sigma代理，常備現貨！

庫存熱賣產品 Sigma胎牛血清F2442 Sigma正常人AB血清H4522 特惠*…………….