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4-Vinylbenzenesulfonic acid sodium salt - 90% (T), high purity , CAS No.2695-37-6

  • ≥90%(T)
Item Number
S169174
Grouped product items
SKUSizeAvailabilityPrice Qty
S169174-10g
10g
Available within 4-8 weeks(?)
Items will be manufactured post-order and can take 4-8 weeks. Thank you for your patience!
$10.90
S169174-25g
25g
Available within 4-8 weeks(?)
Items will be manufactured post-order and can take 4-8 weeks. Thank you for your patience!
$18.90
S169174-100g
100g
In stock
$43.90
S169174-250g
250g
Available within 4-8 weeks(?)
Items will be manufactured post-order and can take 4-8 weeks. Thank you for your patience!
$87.90
S169174-500g
500g
In stock
$139.90

Basic Description

SynonymsSodium 4-vinylbenzenesulfonate|2695-37-6|Sodium p-Styrenesulfonate|25704-18-1|Sodium 4-styrenesulfonate|Sodium p-styrene sulfonate|Benzenesulfonic acid, 4-ethenyl-, sodium salt|Sodium 4-vinylbenzenesulphonate|sodium;4-ethenylbenzenesulfonate|UNII-0KP0V3OG
Specifications & Purity≥90%(T)
Storage TempProtected from light,Argon charged
Shipped InNormal

Associated Targets

APEX1 Tchem DNA-(apurinic or apyrimidinic site) lyase 0 Activities

Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)

Names and Identifiers

IUPAC Name sodium;4-ethenylbenzenesulfonate
INCHI InChI=1S/C8H8O3S.Na/c1-2-7-3-5-8(6-4-7)12(9,10)11;/h2-6H,1H2,(H,9,10,11);/q;+1/p-1
InChi Key XFTALRAZSCGSKN-UHFFFAOYSA-M
Canonical SMILES C=CC1=CC=C(C=C1)S(=O)(=O)[O-].[Na+]
Isomeric SMILES C=CC1=CC=C(C=C1)S(=O)(=O)[O-].[Na+]
PubChem CID 3571582
Molecular Weight 206.19

Certificates

Certificate of Analysis(COA)

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20 results found

Lot NumberCertificate TypeDateItem
G2415730Certificate of AnalysisJun 26, 2024 S169174
G2415729Certificate of AnalysisJun 26, 2024 S169174
G2415727Certificate of AnalysisJun 26, 2024 S169174
G2415725Certificate of AnalysisJun 26, 2024 S169174
E2420385Certificate of AnalysisMay 09, 2024 S169174
E2420403Certificate of AnalysisMay 09, 2024 S169174
E2420408Certificate of AnalysisMay 09, 2024 S169174
E2420409Certificate of AnalysisMay 09, 2024 S169174
C2414753Certificate of AnalysisFeb 28, 2024 S169174
C2414754Certificate of AnalysisFeb 28, 2024 S169174
J2314477Certificate of AnalysisSep 22, 2023 S169174
J2314476Certificate of AnalysisSep 22, 2023 S169174
J2314475Certificate of AnalysisSep 22, 2023 S169174
E2306021Certificate of AnalysisJan 11, 2022 S169174
D2328034Certificate of AnalysisJan 11, 2022 S169174
C2226202Certificate of AnalysisJan 11, 2022 S169174
C2226192Certificate of AnalysisJan 11, 2022 S169174
C2226172Certificate of AnalysisJan 11, 2022 S169174
C2226164Certificate of AnalysisJan 11, 2022 S169174
C2226158Certificate of AnalysisJan 11, 2022 S169174

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Chemical and Physical Properties

SolubilitySoluble in water.
Sensitivitylight & air & moisture sensitive
Melt Point(°C)>320℃

Safety and Hazards(GHS)

Pictogram(s) GHS07
Signal Warning
Hazard Statements

H315:Causes skin irritation

H319:Causes serious eye irritation

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References

1. Kesheng Wu,Liang Guo,Wei Xu,Hengyi Xu,Zoraida P Aguilar,Guomao Xu,Weihua Lai,Yonghua Xiong,Yiqun Wan.  (2014-08-17)  Sulfonated polystyrene magnetic nanobeads coupled with immunochromatographic strip for clenbuterol determination in pork muscle..  Talanta,  129  (431-437).  [PMID:25127616]
2. Thomas M Schmidt,Maj Frederiksen,Vladimir Bochenkov,Duncan S Sutherland.  (2015-02-12)  Exploring plasmonic coupling in hole-cap arrays..  Beilstein journal of nanotechnology,  (1-10).  [PMID:25671146]
3. Q Monégier du Sorbier,A Aimable,C Pagnoux.  (2015-03-10)  Influence of the electrostatic interactions in a Pickering emulsion polymerization for the synthesis of silica-polystyrene hybrid nanoparticles..  Journal of colloid and interface science,  448  (306-314).  [PMID:25746183]
4. Sandra Ritz,Susanne Schöttler,Niklas Kotman,Grit Baier,Anna Musyanovych,Jörg Kuharev,Katharina Landfester,Hansjörg Schild,Olaf Jahn,Stefan Tenzer,Volker Mailänder.  (2015-03-21)  Protein corona of nanoparticles: distinct proteins regulate the cellular uptake..  Biomacromolecules,  16  ((4)): (1311-1321).  [PMID:25794196]
5. Yuanyuan Zhang,Junqi Sun.  (2015-07-15)  Multilevel and Multicomponent Layer-by-Layer Assembly for the Fabrication of Nanofibrillar Films..  ACS nano,  ((7)): (7124-7132).  [PMID:26154064]
6. Yuan He,Deng-ning Xia,Qiu-xia Li,Jin-song Tao,Yong Gan,Chi Wang.  (2015-08-11)  Enhancement of cellular uptake, transport and oral absorption of protease inhibitor saquinavir by nanocrystal formulation..  Acta pharmacologica Sinica,  36  ((9)): (1151-1160).  [PMID:26256404]
7. Efstathia Kougia,Maria Tselepi,Gavriil Vasilopoulos,Georgia Ch Lainioti,Nikos D Koromilas,Denisa Druvari,Georgios Bokias,Apostolos Vantarakis,Joannis K Kallitsis.  (2015-12-04)  Evaluation of Antimicrobial Efficiency of New Polymers Comprised by Covalently Attached and/or Electrostatically Bound Bacteriostatic Species, Based on Quaternary Ammonium Compounds..  Molecules (Basel, Switzerland),  20  ((12)): (21313-21327).  [PMID:26633329]
8. Juanjuan Feng,Min Sun,Yanan Bu,Chuannan Luo.  (2016-01-13)  Hollow fiber membrane-coated functionalized polymeric ionic liquid capsules for direct analysis of estrogens in milk samples..  Analytical and bioanalytical chemistry,  408  ((6)): (1679-1685).  [PMID:26753984]
9. Maria Vomero,Elisa Castagnola,Francesca Ciarpella,Emma Maggiolini,Noah Goshi,Elena Zucchini,Stefano Carli,Luciano Fadiga,Sam Kassegne,Davide Ricci.  (2017-01-14)  Highly Stable Glassy Carbon Interfaces for Long-Term Neural Stimulation and Low-Noise Recording of Brain Activity..  Scientific reports,  (40332-40332).  [PMID:28084398]
10. Aung Thu Haine,Yuki Koga,Yuta Hashimoto,Taishi Higashi,Keiichi Motoyama,Hidetoshi Arima,Takuro Niidome.  (2017-06-11)  Enhancement of transdermal protein delivery by photothermal effect of gold nanorods coated on polysaccharide-based hydrogel..  European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V,  119  (91-95).  [PMID:28600224]
11. Silvana A Rosú,Leandro Toledo,Bruno F Urbano,Susana A Sanchez,Graciela C Calabrese,M Alejandra Tricerri.  (2017-06-22)  Learning from Synthetic Models of Extracellular Matrix; Differential Binding of Wild Type and Amyloidogenic Human Apolipoprotein A-I to Hydrogels Formed from Molecules Having Charges Similar to Those Found in Natural GAGs..  The protein journal,  36  ((4)): (374-383).  [PMID:28634774]
12. Shizhe Fu,Xueqing Zhang,Yuzhe Xie,Jie Wu,Huangxian Ju.  (2017-06-24)  An efficient enzyme-powered micromotor device fabricated by cyclic alternate hybridization assembly for DNA detection..  Nanoscale,  ((26)): (9026-9033).  [PMID:28639653]
13. Jiehua Lei,Yuqi Yuan,Zhonglin Lyu,Mengmeng Wang,Qi Liu,Hongwei Wang,Lin Yuan,Hong Chen.  (2017-08-08)  Deciphering the Role of Sulfonated Unit in Heparin-Mimicking Polymer to Promote Neural Differentiation of Embryonic Stem Cells..  ACS applied materials & interfaces,  ((34)): (28209-28221).  [PMID:28783314]
14. Anton Gurkov,Anton Sadovoy,Ekaterina Shchapova,Cathleen Teh,Igor Meglinski,Maxim Timofeyev.  (2017-10-19)  Microencapsulated fluorescent pH probe as implantable sensor for monitoring the physiological state of fish embryos..  PloS one,  12  ((10)): (e0186548-e0186548).  [PMID:29045437]
15. Takuya Kubo,Shunsuke Arimura,Toyohiro Naito,Tomoharu Sano,Koji Otsuka.  (2017-11-14)  Competitive ELISA-like Label-free Detection of Lysozyme by Using a Fluorescent Monomer-doped Molecularly Imprinted Hydrogel..  Analytical sciences : the international journal of the Japan Society for Analytical Chemistry,  33  ((11)): (1311-1315).  [PMID:29129873]
16. Morgane Rabineau,Florence Flick,Claire Ehlinger,Eric Mathieu,Isabelle Duluc,Matthieu Jung,Bernard Senger,Leyla Kocgozlu,Pierre Schaaf,Philippe Lavalle,Jean-Noël Freund,Youssef Haikel,Dominique Vautier.  (2018-08-25)  Chromatin de-condensation by switching substrate elasticity..  Scientific reports,  ((1)): (12655-12655).  [PMID:30140058]
17. Moumita Khamrai,Sovan Lal Banerjee,Saikat Paul,Sarthik Samanta,Patit Paban Kundu.  (2018-11-06)  Curcumin entrapped gelatin/ionically modified bacterial cellulose based self-healable hydrogel film: An eco-friendly sustainable synthesis method of wound healing patch..  International journal of biological macromolecules,  122  (940-953).  [PMID:30385343]
18. Ya Xiong,Hui Li,Xiao Li,Tianchao Guo,Lei Zhu,Qingzhong Xue.  (2019-01-09)  Layer-by-layer self-assembly of polyaniline nanofibers/TiO2 nanotubes heterojunction thin film for ammonia detection at room temperature..  Nanotechnology,  30  ((13)): (135501-135501).  [PMID:30620930]
19. Komol Kanta Sharker,Yuki Ohara,Yusuke Shigeta,Shinji Ozoe,Shin-Ichi Yusa.  (2019-04-10)  Upper Critical Solution Temperature (UCST) Behavior of Polystyrene-Based Polyampholytes in Aqueous Solution..  Polymers,  11  ((2)):   [PMID:30960249]
20. Taehyung Kim,Changha Ju,Chanhyuk Park,Hyo Kang.  (2019-04-10)  Polymer Having Dicationic Structure in Dumbbell Shape for Forward Osmosis Process..  Polymers,  11  ((3)):   [PMID:30960555]
21. Alexander David Ardianrama,Yosia Nico Wijaya,Seung Hyun Hur,Hee-Chul Woo,Mun Ho Kim.  (2019-06-04)  Reshaping of triangular silver nanoplates by a non-halide etchant and its application in melamine sensing..  Journal of colloid and interface science,  552  (485-493).  [PMID:31152964]
22. Eva Tomaskovic-Crook,Peikai Zhang,Annika Ahtiainen,Heidi Kaisvuo,Chong-Yong Lee,Stephen Beirne,Zaid Aqrawe,Darren Svirskis,Jari Hyttinen,Gordon G Wallace,Jadranka Travas-Sejdic,Jeremy M Crook.  (2019-06-07)  Human Neural Tissues from Neural Stem Cells Using Conductive Biogel and Printed Polymer Microelectrode Arrays for 3D Electrical Stimulation..  Advanced healthcare materials,  ((15)): (e1900425-e1900425).  [PMID:31168967]
23. Zhen Yuan,Lei Hou,Mallika Bariya,Hnin Yin Yin Nyein,Li-Chia Tai,Wenbo Ji,Lu Li,Ali Javey.  (2019-08-23)  A multi-modal sweat sensing patch for cross-verification of sweat rate, total ionic charge, and Na+ concentration..  Lab on a chip,  19  ((19)): (3179-3189).  [PMID:31433434]
24. Liudmila Trotsiuk,Alina Muravitskaya,Olga Kulakovich,Dmitry Guzatov,Andrey Ramanenka,Yusuf Kelestemur,Hilmi V Demir,Sergey Gaponenko.  (2019-11-22)  Plasmon-enhanced fluorescence in gold nanorod-quantum dot coupled systems..  Nanotechnology,  31  ((10)): (105201-105201).  [PMID:31751975]
25. Haiyun Li,Tao Wen,Tao Wang,Yinglu Ji,Yaoyi Shen,Jiaqi Chen,Haiyan Xu,Xiaochun Wu.  (2020-01-16)  In Vivo Metabolic Response upon Exposure to Gold Nanorod Core/Silver Shell Nanostructures: Modulation of Inflammation and Upregulation of Dopamine..  International journal of molecular sciences,  21  ((2)):   [PMID:31936206]
26. Honglei Guo,Yuto Uehara,Takahiro Matsuda,Ryuji Kiyama,Long Li,Jamil Ahmed,Yoshinori Katsuyama,Takayuki Nonoyama,Takayuki Kurokawa.  (2020-01-30)  Surface charge dominated protein absorption on hydrogels..  Soft matter,  16  ((7)): (1897-1907).  [PMID:31995092]
27. Halima Djelad,Abdelghani Benyoucef,Emilia Morallón,Francisco Montilla.  (2020-03-12)  Reactive Insertion of PEDOT-PSS in SWCNT@Silica Composites and its Electrochemical Performance..  Materials (Basel, Switzerland),  13  ((5)):   [PMID:32155965]
28. Mariia Dmitrenko,Andrey Zolotarev,Tatiana Plisko,Katsiaryna Burts,Vladislav Liamin,Alexandr Bildyukevich,Sergey Ermakov,Anastasia Penkova.  (2020-07-28)  Effect of the Formation of Ultrathin Selective Layers on the Structure and Performance of Thin-Film Composite Chitosan/PAN Membranes for Pervaporation Dehydration..  Membranes,  10  ((7)):   [PMID:32708548]
29. Yichen Dong,Nicolas Busatto,Peter J Roth,Ignacio Martin-Fabiani.  (2020-08-20)  Colloidal assembly of polydisperse particle blends during drying..  Soft matter,  16  ((36)): (8453-8461).  [PMID:32812973]
30. Pei-Sung Hung,Guang-Ren Wang,Wei-An Chung,Tze-Ting Chiang,Pu-Wei Wu.  (2020-09-04)  Green Synthesis of Ni@PEDOT and Ni@PEDOT/Au (Core@Shell) Inverse Opals for Simultaneous Detection of Ascorbic Acid, Dopamine, and Uric Acid..  Nanomaterials (Basel, Switzerland),  10  ((9)):   [PMID:32878039]
31. Yi-Da Song,Wei Huan Ho,Yu-Chuan Chen,Jun-Hong Li,Yi-Sen Wang,Yu-Juan Gu,Cheng-Hsun Chuang,Chung-Wei Kung.  (2020-11-10)  Selective Formation of Polyaniline Confined in the Nanopores of a Metal-Organic Framework for Supercapacitors..  Chemistry (Weinheim an der Bergstrasse, Germany),  27  ((10)): (3560-3567).  [PMID:33166095]
32. Vladimir E Bochenkov,Ekaterina M Lobanova,Aleksander M Shakhov,Artyom A Astafiev,Alexey M Bogdanov,Vadim A Timoshenko,Anastasia V Bochenkova.  (2021-01-10)  Plasmon-Enhanced Fluorescence of EGFP on Short-Range Ordered Ag Nanohole Arrays..  Nanomaterials (Basel, Switzerland),  10  ((12)):   [PMID:33419362]
33. I-Feng Wu,Ying-Chih Liao.  (2021-01-25)  A chemical milling process to produce water-based inkjet printing ink from waste tire carbon blacks..  Waste management (New York, N.Y.),  122  (64-70).  [PMID:33486304]
34. Cristina Adrover-Jaume,Alejandra Alba-Patiño,Antonio Clemente,Giulia Santopolo,Andreu Vaquer,Steven M Russell,Enrique Barón,María Del Mar González Del Campo,Joana M Ferrer,María Berman-Riu,Mercedes García-Gasalla,María Aranda,Marcio Borges,Roberto de la Rica.  (2021-02-02)  Paper biosensors for detecting elevated IL-6 levels in blood and respiratory samples from COVID-19 patients..  Sensors and actuators. B, Chemical,  330  (129333-129333).  [PMID:33519090]
35. Hyunbum Kim,Ji Hoon Jeong,Mona Fendereski,Hyo-Shin Lee,Da Yeon Kang,Sung Sik Hur,Jhaleh Amirian,Yunhye Kim,Nghia Thi Pham,Nayoung Suh,Nathaniel Suk-Yeon Hwang,Seongho Ryu,Jeong Kyo Yoon,Yongsung Hwang.  (2021-04-04)  Heparin-Mimicking Polymer-Based In Vitro Platform Recapitulates In Vivo Muscle Atrophy Phenotypes..  International journal of molecular sciences,  22  ((5)):   [PMID:33801235]
36. Fuduo Ma,Sijia Wang,David T Wu,Ning Wu.  (2015-05-06)  Electric-field-induced assembly and propulsion of chiral colloidal clusters..  Proceedings of the National Academy of Sciences of the United States of America,  112  ((20)): (6307-6312).  [PMID:25941383]
37. Elżbieta Luboch,Maciej Jeszke,Mirosław Szarmach,Natalia Łukasik.  (2016-11-25)  New bis(azobenzocrown)s with dodecylmethylmalonyl linkers as ionophores for sodium selective potentiometric sensors..  Journal of inclusion phenomena and macrocyclic chemistry,  86  ((3)): (323-335).  [PMID:27881933]
38. Xu Yan,Fei Li,Kang-Di Hu,Jingzhe Xue,Xiao-Feng Pan,Tao He,Liang Dong,Xiang-Ying Wang,Ya-Dong Wu,Yong-Hong Song,Wei-Ping Xu,Yang Lu.  (2017-10-25)  Nacre-mimic Reinforced Ag@reduced Graphene Oxide-Sodium Alginate Composite Film for Wound Healing..  Scientific reports,  ((1)): (13851-13851).  [PMID:29062048]
39. N L Smith,A Coukouma,S Dubnik,S A Asher.  (2017-11-25)  Debye ring diffraction elucidation of 2D photonic crystal self-assembly and ordering at the air-water interface..  Physical chemistry chemical physics : PCCP,  19  ((47)): (31813-31822).  [PMID:29171601]
40. Zhi Li,Alberto Lopez-Ortega,Antonio Aranda-Ramos,José Luis Tajada,Jordi Sort,Carme Nogues,Paolo Vavassori,Josep Nogues,Borja Sepulveda.  (2018-05-16)  Simultaneous Local Heating/Thermometry Based on Plasmonic Magnetochromic Nanoheaters..  Small (Weinheim an der Bergstrasse, Germany),  14  ((24)): (e1800868-e1800868).  [PMID:29761629]
41. C R M de Lima,D N Gomes,J R de Morais Filho,M R Pereira,J L C Fonseca.  (2018-06-21)  Anionic and cationic drug sorption on interpolyelectrolyte complexes..  Colloids and surfaces. B, Biointerfaces,  170  (210-218).  [PMID:29925049]
42. Jianlong Wang,Adrian J T Teo,Say H Tan,Geoffrey M Evans,Nam-Trung Nguyen,Anh V Nguyen.  (2019-02-13)  Influence of Interfacial Gas Enrichment on Controlled Coalescence of Oil Droplets in Water in Microfluidics..  Langmuir : the ACS journal of surfaces and colloids,  35  ((10)): (3615-3623).  [PMID:30747538]
43. Xinyi Guo,Hongxiang Zhang,Yanyan Wang,Wei Pang,Xuexin Duan.  (2019-08-08)  Programmable multi-DNA release from multilayered polyelectrolytes using gigahertz nano-electromechanical resonator..  Journal of nanobiotechnology,  17  ((1)): (86-86).  [PMID:31387581]
44. Ioanna Tzoumani,Georgia Ch Lainioti,Alexios J Aletras,Gabriel Zainescu,Simina Stefan,Aurelia Meghea,Joannis K Kallitsis.  (2019-12-11)  Modification of Collagen Derivatives with Water-Soluble Polymers for the Development of Cross-Linked Hydrogels for Controlled Release..  Materials (Basel, Switzerland),  12  ((24)):   [PMID:31817565]
45. Robert Texidó,Salvador Borrós.  (2019-12-19)  Allylamine PECVD Modification of PDMS as Simple Method to Obtain Conductive Flexible Polypyrrole Thin Films..  Polymers,  11  ((12)):   [PMID:31847507]
46. Anton A Babaev,Peter S Parfenov,Dmitry A Onishchuk,Aliaksei Dubavik,Sergei A Cherevkov,Andrei V Rybin,Mikhail A Baranov,Alexander V Baranov,Aleksandr P Litvin,Anatoly V Fedorov.  (2020-01-01)  Functionalized rGO Interlayers Improve the Fill Factor and Current Density in PbS QDs-Based Solar Cells..  Materials (Basel, Switzerland),  12  ((24)):   [PMID:31888184]
47. Bingfeng Cai,Zhijuan Li,Zhenbo Zhang,Xuebin Zhang,Yawen Tang,Jianchun Bao.  (2020-01-31)  Agar-induced hollow porous carbon nanospheres anchored platinum for high-performance hydrogenation..  Chemosphere,  243  (125387-125387).  [PMID:31995867]
48. Hojin Kim,Eric M Furst.  (2020-02-06)  Magnetic properties, responsiveness, and stability of paramagnetic dumbbell and ellipsoid colloids..  Journal of colloid and interface science,  566  (419-426).  [PMID:32018182]
49. Haiyun Li,Jiaqi Chen,Huizhen Fan,Rui Cai,Xinshuang Gao,Dejing Meng,Yinglu Ji,Chunying Chen,Liming Wang,Xiaochun Wu.  (2020-03-07)  Initiation of protective autophagy in hepatocytes by gold nanorod core/silver shell nanostructures..  Nanoscale,  12  ((11)): (6429-6437).  [PMID:32141450]
50. Esperanza Padín-González,Elena Navarro-Palomares,Lourdes Valdivia,Nerea Iturrioz-Rodríguez,Miguel Angel Correa,Rafael Valiente,Mónica L Fanarraga.  (2020-07-15)  A custom-made functionalization method to control the biological identity of nanomaterials..  Nanomedicine : nanotechnology, biology, and medicine,  29  (102268-102268).  [PMID:32663511]
51. Chao Fang,Dong Cen,Yifan Wang,Yongjun Wu,Xiujun Cai,Xiang Li,Gaorong Han.  (2020-07-21)  ZnS@ZIF-8 core-shell nanoparticles incorporated with ICG and TPZ to enable H2S-amplified synergistic therapy..  Theranostics,  10  ((17)): (7671-7682).  [PMID:32685012]
52. Nilanjal Misra,Swarnima Rawat,Narender Kumar Goel,Shubhangi Atmaram Shelkar,Virendra Kumar.  (2020-09-17)  Radiation grafted cellulose fabric as reusable anionic adsorbent: A novel strategy for potential large-scale dye wastewater remediation..  Carbohydrate polymers,  249  (116902-116902).  [PMID:32933655]
53. Kulakovich, et al..  (2020)  Photostability enhancement of InP/ZnSe/ZnSeS/ZnS quantum dots by plasmonic nanostructures..  Nanotechnology,  32  (035204-035204).  [PMID:33007765]
54. Xiao Yin,Hongguo Xie,Ruixin Li,Shenggang Yan,Heng Yin.  (2021-01-14)  Regulating association strength between quaternary ammonium chitosan and sodium alginate via hydration..  Carbohydrate polymers,  255  (117390-117390).  [PMID:33436219]

Solution Calculators