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- Cospheric
- 2026年11月02日
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Cospheric LLC 是一家总部位于美国加利福尼亚州的精密球形颗粒制造商，专注于研发、生产和供应高性能微球、纳米球以及精密球形颗粒。Cospheric 产品强调颗粒尺寸分布、球形度、密度、颜色、表面涂层以及功能化修饰等关键参数，产品覆盖从纳米级（1–1000 nm）到毫米级（1–13 mm）的不同尺寸范围，并提供玻璃、聚合物、陶瓷、金属以及功能化复合材料等多种体系。产品可根据粒径、密度、颜色、导电性、荧光性能以及表面改性方式进行选择，为科研和工程应用提供高度定制化的颗粒解决方案。
◆ Cospheric产品线
● 聚合物微球：主要包括聚乙烯（PE）、PMMA、聚丙烯（PP）、聚苯乙烯（PS）以及醋酸纤维素等材料体系。
● 玻璃微球：主要包括实心玻璃微球和中空玻璃微球，还提供具有特定功能的玻璃微球，例如银包覆玻璃微球和二氧化钛包覆中空玻璃微球，可进一步拓展其导电性能和光催化性能。
● 二氧化硅微球：该系列产品包括单分散二氧化硅微球和多分散二氧化硅微球，可提供纳米级至微米级尺寸范围，广泛应用于生物检测、免疫分析、光学材料、纳米材料研究以及表面功能化研究。
● 荧光微球：主要通过荧光染料或荧光涂层赋予颗粒可视化检测能力，该系列包括绿色、红色、蓝色、紫色等多种荧光聚乙烯微球，可根据不同激发波长和发射波长进行选择。
● 陶瓷微球：包括二氧化硅、氧化铝、碳化钨、氧化锆以及硅酸锆等材料体系，主要面向高耐磨、高硬度以及高温环境应用，具有优异的机械强度、耐腐蚀性以及热稳定性，可用于耐磨材料研究、精密研磨、复合材料增强、工业测试以及特殊工程应用。
● 密度标记微球及其他功能化微球：提供用于密度梯度实验以及颗粒沉降行为研究的密度标记微球，还提供多种表面功能化颗粒，包括荧光涂层、银涂层、金涂层、镍镀层、硅烷修饰、含氟涂层以及二氧化钛涂层等。
◆ Cospheric产品列表
| 货号 | 品名 |
| S-SLGMS - | Soda Lime Solid Glass Microspheres 2.5g/cc - Bondline Spacer / Calibration Reference - 10um to 520um |
| SLGMS - | Soda Lime Solid Glass Microspheres 2.5g/cc - 1um to 4400um (4.4mm) |
| P2000 - | Soda Lime Solid Glass Microspheres 2.5g/cc - Bulk with Coating Options - 3um to 75um |
| P2453BTA - | Retroreflective Aluminum-Coated Solid Barium Titanate Glass Microspheres ~4.5g/cc - 30-100um |
| BSGMS - | Borosilicate and Aluminium-Borosilicate Solid Glass Microspheres 2.2g/cc - 25um to 6150um (6.2mm) |
| P-SLGS - | Soda Lime Glass Solid Polished Spheres 2.5-2.7g/cc - 0.5mm to 10.0mm |
| S-BSGMS - | Borosilicate Solid Glass Microspheres 2.2g/cc - Bondline Spacer / Calibration Reference - 87um to 200um |
| BTGMS - | Barium Titanate Solid Glass Microspheres 4.1-4.4g/cc - 5um to 1000um (1mm) |
| SLGMS-AG - | Conductive Silver-Coated Soda Lime Solid Glass Microspheres - 1um to 1mm |
| HGMS - | Hollow Glass Microspheres 0.1g/cc to 0.7g/cc - 5um to 125um |
| HGMS-AG - | Conductive Sliver-Coated Hollow Glass Microspheres/Microparticles - 5um to 150um |
| P-BSGS - | Borosilicate Glass Solid Precision Polished Spheres 2.2g/cc - 1mm to 7mm |
| HGMS-Ni - | Conductive Nickel-plated Hollow Glass Microspheres - 0.7g/cc 5-30um |
| BTGMS-AU - | Conductive Gold-Coated Solid Barium Titanate Glass Microspheres 4.49g/cc - 30-100um |
| Isospheres - | Titanium Dioxide (TiO2) Coated Hollow Glass Microspheres for Light Scattering 0.60g/cc - Isospheres - 5-30um |
| MGS - | Soda Lime Solid Glass Mixing Spheres 2.55g/cc - 1.5mm to 9.2mm |
| Photospheres - | Titanium Dioxide (TiO2) Coated Photocatalytic Hollow Glass Microspheres 0.22g/cc - Photospheres - 10-85um |
| BTGMS-Al - | Aluminum-Coated Solid Barium Titanate Glass Microspheres 4.2g/cc - 30-100um |
| HCMS-FMG - | Green Fluorescent-Coated Glass Microspheres - Various sizes and densities |
| HCMS-FMB - | Blue Fluorescent-Coated Glass Microspheres - Various sizes and densities |
| HCMS-FMR - | Red Fluorescent-Coated Glass Microspheres - Various sizes and densities |
| HCMS-BLK - | Black Paramagnetic Coated Glass Microspheres - Various sizes and densities |
| CPMS - | Clear Polyethylene Microspheres 0.96g/cc - 1um to 1700um (1.7mm) |
| PSS - | Polystyrene Polymer Spheres (Various Collors) ~1.05g/cc - 1mm to 7mm |
| PMMA - | Poly(Methyl Methacrylate) PMMA Acrylic Microspheres and Spheres 1.2g/cc - 1um to 3.5mm |
| UVPMS-BG-1.00 - | Fluorescent Green Polyethylene Microspheres 1.00g/cc - 10um to 1400um (1.4mm) |
| WPMS - | White Polyethylene Microspheres - 10um to 1200um (1.2mm) - 1.00-1.45g/cc |
| UVPMS-BR-0.995 - | Fluorescent Red Polyethylene Microspheres 0.995g/cc - 10um to 1400um (1.4mm) |
| PSMS - | Polystyrene Microspheres, Crosslinked, ~1.07g/cc - 4.8um and 600um |
| DMB - | Density Marker Beads in Aqueous Solution for Use in Density Gradients - Precision Density Microspheres |
| UVPMS-BG-1.025 - | Fluorescent Green Polyethylene Microspheres 1.025g/cc - 10um to 1000um (1mm) |
| BLPMS-1.00 - | Blue Polyethylene Microspheres 1.00g/cc - 10um to 1200um (1.2mm) |
| CPB - | Clear Polyethylene Particles 0.96g/cc - 600um (0.6mm) - 2800um (2.8mm) |
| BKPMS - | Black Paramagnetic Polyethylene Microspheres 1.2g/cc - 10um to 1400um (1.4mm) |
| UVPMS-BY2-1.00 - | Fluorescent Yellow Polyethylene Microspheres 1.00g/cc - 10um to 1200um (1.2mm) |
| UVPMS-BO-1.00 - | Fluorescent Orange Polyethylene Microspheres 1.00g/cc - 10um to 1000um (1mm) |
| PENS - | Polyethylene Nanospheres 200nm-9900nm |
| PPS - | Polypropylene Polymer Spheres (White, Red, Uncolored/Natural) ~0.9g/cc - 2mm and 10mm |
| FMG - | FMG - Green Fluorescent Polymer Microspheres 1.3g/cc - 1-5um |
| FMR - | FMR - Red Fluorescent Polymer Microspheres 1.3g/cc - 1-5um |
| UVPMS-BR-1.20 - | Fluorescent Red Polyethylene Microspheres 1.20g/cc - 10um to 600um (0.6mm) |
| UVPMS-BB - | Fluorescent Blue Polyethylene Microspheres 1.12-1.14g/cc - 27um to 710um |
| UVPMS-BR-1.09 - | Fluorescent Red Polyethylene Microspheres 1.090-1.097g/cc - 10um to 500um (0.5mm) |
| UVPMS-BR-1.050 - | Fluorescent Red Polyethylene Microspheres 1.050-1.055g/cc - 10um to 1400um (1.4mm) |
| BLPMS-1.08 - | Blue Polyethylene Microspheres 1.07-1.09g/cc -10um to 600um (.60mm) |
| PMMA-AG - | Conductive Silver-Coated Poly(Methyl Methacrylate) PMMA Microspheres 1.2g/cc-2.3g/cc - 5um to 700um (0.7mm) |
| GRYPMS - | Grey Polyethylene Microspheres 1.00g/cc, 1.02g/cc, 1.05g/cc - 20um to 1400um (1.4mm) |
| CAS-WHT - | White Cellulose Acetate Polymer Spheres - Large Plastic Beads ~1.3g/cc - 1mm to 12mm |
| CAS-RED - | Red Cellulose Acetate Polymer Spheres - Large Plastic Beads ~1.3g/cc - 1.00mm to 3.00mm |
| PNKPMS - | Pink Polyethylene Microspheres 1.00g/cc - 10um to 1000um (1.0mm) |
| FMB - | FMB - Blue Fluorescent Polymer Microspheres 1.3g/cc - 1-5um |
| UVPMS-BG-1.10 - | Fluorescent Green Polyethylene Microspheres 1.10g/cc - 10um to 250um |
| UVPMS-BV-1.00 - | Fluorescent Violet Polyethylene Microspheres 1.00g/cc - 10um to 75um |
| UVYGPMS - | Fluorescent Polyethylene Microspheres - Clear in Daylight, Yellow-Green in UV Light - 10um to 1200um (1.2mm) |
| GPMS - | Green Polyethylene Microspheres 0.98g/cc -10um to 1200um (1.2mm) |
| CAS - | Cellulose Acetate Polymer Spheres - Large Plastic Beads ~1.3g/cc - 1mm to 12mm - All Colors |
| UVPMS-BO-1.03 - | Fluorescent Orange Polyethylene Microspheres 1.03g/cc, 1.04g/cc - 53um to 355um |
| FMOY - | FMOY - Orange-Yellow Fluorescent Microspheres 1.3g/cc - 1-5um |
| YPMS - | Yellow Polyethylene Microspheres 1.00g/cc - 10um to 500um (0.5mm) - Strong Negative Charge |
| CAS-YEL - | Yellow Cellulose Acetate Polymer Spheres - Large Plastic Beads ~1.3g/cc - 1.6mm and 3.0mm |
| VIOPMS - | Violet Polyethylene Microspheres 1.00g/cc - 5um to 1200um (1.2mm) |
| CAS-BK - | Black Cellulose Acetate Polymer Spheres - Large Plastic Beads ~1.3g/cc - 1.5mm to 3.5mm |
| ORGPMS - | Orange Polyethylene Microspheres 1.00, 1.015g/cc - 20um to 1200um (1.2mm) |
| REDPMS-1.070 - | Red Polyethylene Microspheres 1.070g/cc -100um to 600um (0.6mm) |
| RHBPMS - | Rhodamine B Polyethylene Microspheres 0.98g/cc - 10um to 1000um (1mm) |
| PHYGPMS - | Phosphorescent Yellow-Green Polyethylene Microspheres 1.04g/cc, 1.14g/cc - 20um to 600um |
| UVPMS-BV-1.06 - | Fluorescent Violet Polyethylene Microspheres 1.06g/cc - 150um to 300um |
| UVPMS-BG-1.015 - | Fluorescent Green Polyethylene Microspheres 1.015g/cc - 10um to 1.4mm |
| FMY - | FMY - Yellow Fluorescent Polymer Microspheres 1.3g/cc - 1-5um |
| REDPMS-1.080 - | Red Polyethylene Microspheres 1.080g/cc - 50um to 600um (0.6mm) |
| REDPMS-1.055-1.065 - | Red Polyethylene Microspheres 1.055-1.065g/cc - 250um to 600um (0.6mm) |
| HCMS-Polymer - | Janus Particles - Hemispherically Coated Microspheres - Half-Shell Color Coating on Polymer Spheres |
| FMV - | FMV - Violet Fluorescent Polymer Microspheres 1.3g/cc - 1-5um |
| UVBGPMS - | Fluorescent Polyethylene Microspheres - Yellow in Daylight, Blue-Green in UV Light 0.98g/cc - 27um to 300um |
| FMO - | FMO - Orange Fluorescent Polymer Microspheres 1.3g/cc - 1-5um |
| UVPMS-BO-1.015 - | Fluorescent Orange Polyethylene Microspheres 1.015g/cc - 53um to 355um |
| UVPMS-BG-1.02 - | Fluorescent Green Polyethylene Microspheres 1.02g/cc - 10um to 1400um (1.4mm) |
| UVPMS-BY2-1.02 - | Fluorescent Yellow Polyethylene Microspheres 1.02g/cc - 45um to 710um |
| UVPMS-BG-1.01 - | Fluorescent Green Polyethylene Microspheres 1.01g/cc - 27um to 425um |
| CAS-GRN - | Green Cellulose Acetate Polymer Spheres - Large Plastic Beads ~1.3g/cc - 1.9mm and 2.8mm |
| PHPS - | Phosphorescent Polymer Spheres - 1.04g/cc 5.9mm |
| CAS-BL - | Cellulose Acetate Polymer Spheres (Dark Blue and Light Blue) - Large Plastic Beads ~1.3g/cc - 2.0mm and 2.5mm |
| FMOR - | FMOR - Orange-Red Fluorescent Polymer Microspheres 1.3g/cc - 1-5um |
| FMCL - | FMCL - White Fluorescent Polymer Microspheres 1.3g/cc - 1-5um - Tracers or Seeding Particles |
| REDPMS-1.09-1.10 - | Red Polyethylene Microspheres 1.09-1.10g/cc - 425um to 600um (0.6mm) |
| FMPK - | FMPK - Pink Fluorescent Polymer Microspheres 1.3g/cc - 1-5um |
| WPS - | White Polymer Spheres - 1.8g/cc - 5.9mm |
| UVPMS-BR-0.975 - | Fluorescent Red Polyethylene Microspheres 0.975g/cc - 600um to 1400um (1.4mm) |
| FMMG - | FMMG - Magenta (Red-Purple) Fluorescent Polymer Microspheres 1.3g/cc - 1-5um |
| FMCE - | FMCE - Cerise (Red-Pink) Fluorescent Microspheres 1.3g/cc - 1-5um |
| CAS-PNK - | Pink Cellulose Acetate Polymer Spheres - Large Plastic Beads ~1.3g/cc - 2.9mm |
| UVSKPMS - | Fluorescent Flesh-Tone Polyethylene Microspheres 1.00g/cc - 10um to 1000um (1mm) |
| SiO2MS - | Monodisperse Silica Microspheres 2.0g/cc, CV<10% - 166nm to 9.2um |
| YSZ - | Yttria Stabilized Zirconia Solid and Holow Microspheres and Spheres 4-6g/cc - 5um to 1600um (1.6mm) |
| SiO2MS-PD - | Polydisperse Silica Microspheres 1.9-2.2g/cc, Optional Dimethylpolysiloxane Coating or Rhodamine B Treated |
| TCMS - | Tungsten Carbide Ceramic Microspheres and Spheres 9.5-9.8g/cc - 75um to 1400um (1.4mm) |
| SiO2MS-AG - | Conductive Silver-Coated Monodisperse Silica Microspheres 2.3g/cc to 4.1g/cc, CV<10% - 2um to 9um |
| HCMS-Ceramic - | Janus Particles - Hemispherically Coated Microspheres - Half-Shell Color Coating on Ceramic Spheres |
| ALOMS - | Aluminum Oxide Ceramic Spheres and Microspheres, 3.8g/cc - 400um to 2000um (2mm) |
| CSZMB - | Cerium Stabilized Zirconia Solid Microbeads and Beads 6g/cc - 600um to 2000um (2mm) |
| SSMMS - | Stainless Steel (Non-Magnetic) Microspheres 7.8g/cc - 1um to 1200um (1.2mm) |
| TIMMS - | Titanium Metal Microspheres 4.5g/cc - 5um to 270um |
| P2453BTA - | Retroreflective Aluminum-Coated Solid Barium Titanate Glass Microspheres ~4.5g/cc - 30-100um |
| SLGMS-AG - | Conductive Silver-Coated Soda Lime Solid Glass Microspheres - 1um to 1mm |
| HGMS-AG - | Conductive Sliver-Coated Hollow Glass Microspheres/Microparticles - 5um to 150um |
| SiO2MS-AG - | Conductive Silver-Coated Monodisperse Silica Microspheres 2.3g/cc to 4.1g/cc, CV<10% - 2um to 9um |
| PMMA-AG - | Conductive Silver-Coated Poly(Methyl Methacrylate) PMMA Microspheres 1.2g/cc-2.3g/cc - 5um to 700um (0.7mm) |
| HGMS-Ni - | Conductive Nickel-plated Hollow Glass Microspheres - 0.7g/cc 5-30um |
| BTGMS-AU - | Conductive Gold-Coated Solid Barium Titanate Glass Microspheres 4.49g/cc - 30-100um |
| BTGMS-Al - | Aluminum-Coated Solid Barium Titanate Glass Microspheres 4.2g/cc - 30-100um |
| Tween - | Tween Biocompatible Surfactants - 2ml |
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高效液相色谱仪固定相类型有多种。 一、液液分配色谱仪固定相： 1、全多孔型载体： 全多孔型载体是由氧化硅、氧化铝和硅藻土等制成的多孔球体。早期采用100um的大颗粒，表面涂渍固定液，性能不佳已不多见。现采用10um以下的小颗粒。 2、表面多孔型载体（薄壳型载体）： 表面多孔型载体是20世纪60年代中期出现的载体。在30～40um的玻璃微球表面附着一层厚度为1～2um的多孔硅胶，形成多个向外开放的孔隙，表面积小，柱容量低。现在只用于预净化柱、预浓缩柱上，或作某些简单
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Cospheric精密微球｜荧光微球、聚合物微球、玻璃微球及功能化微球供应
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