mPEG-CHO，mPEG-ALD，醛基PEG 
瑞禧生物是国内的PEG衍生试剂供应商，我公司可以提供各种高分子PEG衍生物，分子量从500-50000不等，涉及十几个基团，同时我公司新推出了单分散的小分子量PEG/PEO衍生物，PEG/PEO的重复单元从2个-24个不等，产品纯度高达98%以上。目前公司的PEG类产品 来源于十几个和和国内的PEG，还可以提供特殊PEG产品的定制服务。       
mPEG-CHO，mPEG-ALD，醛基PEG 
Aldehyde (Ald/CHO)PEG
mPEG-CHO     醛基PEG
CHO-PEG-CHO  醛基PEG醛基
CHO-PEG-Mal  醛基PEG马来酰亚胺
PCL(5K)-PEG-CHO
FA-PEG-CHO   叶酸PEG醛基
AC-PEG-CHO   丙烯酰胺PEG醛基
AlKyne-PEG-CHO 炔基PEG醛基
CHO-PEG-COOH   醛基PEG羧基
Biotin-PEG-CHO 生物素PEG醛基
CHO-PEG-SC     醛基PEG琥珀酰亚胺碳酸酯
CHO-PEG-N3     醛基PEG叠氮
CHO-PEG-NH2    醛基PEG氨基
CHO-PEG-OH     醛基PEG羟基
CHO-PEG-SH     醛基PEG巯基
CHO-PEG-EPO    醛基PEG羟基
8-ArmPEG-CHO   八臂PEG醛基
4-ArmPEG-CHO   四臂PEG醛基
DSPE-PEG-CHO   磷脂PEG醛基
mPEG4-CHO      甲氧基PEG醛基
CHO-PEG12-MAL
Ald-CH2-PEG5-CH2CH2COOtBu
Ald-CH2-PEG4-CH2CH2COOtBu
Ald-CH2-PEG5-N3
Ald-CH2-PEG3-N3
mPEG4-Ph-Ald
mPEG7-CHO
CHO-PEG12-COOH
N3-PEG8-CHO
N3-PEG6-CHO
N3-PEG5-CHO
N3-PEG4-CHO
N3-PEG3-CHO
mPEG8-CHO
其它PEG及分子量列表：
产品目录表：
Methoxyl PEG NHS, mPEG-NHS    MW:350/550/750/1000/2000/5000/10000/20000
Methoxy PEG Aldehyde, mPEG-CHO      MW:350/550/750/1000/2000/5000/10000/20000
Methoxy PEG Nitrophenyl, mPEG-NPC     MW: 1000/2000/5000/10000/20000
Pentafluorophenyl PEG, mPEG-PFP         MW: 1000/2000/5000/10000/20000
Methoxy PEG dithio NHS, mPEG-S-S-NHS  MW: 1000/2000/5000/10000/20000
Succinimidyl propionic acid PEG, mPEG-SPA MW: 1000/2000/5000/10000/20000
Succinimidyl valeric acid PEG, mPEG-SVA   MW: 1000/2000/5000/10000/20000
Bifunctional NHS PEG, NHS-PEG-NHS     MW:350/550/750/1000/2000/5000/10000/20000
NHS PEG Maleimide, NHS-PEG-MAL      MW: 1000/2000/5000/10000/20000
NHS PEG Biotin, NHS-PEG-Biotin         MW: 1000/2000/3400/5000/10000/20000
NHS PEG Fluorescein, NHS-PEG-FITC     MW: 1000/2000/3400/5000/10000/20000
NHS PEG Silane, NHS-PEG-Silane         MW: 1000/2000/3400/5000/10000/20000
Diethoxylsilane-PEG-NHS     MW:5000
Monoethoxylsilane-PEG-NHS  MW:5000
NHS PEG DSPE, NHS-PEG-DSPE      MW: 1000/2000/3400/5000/10000/20000
NHS PEG Cholesterol, NHS-PEG-CLS   MW: 1000/2000/3400/5000/10000/20000
NHS PEG acid, NHS-PEG-COOH       MW: 1000/2000/3400/5000/10000/20000
NHS-PEG-OH                       MW: 1000/2000/3400/5000/10000/20000
Aldehyde PEG Aldehyde,CHO-PEG-CHO    MW: 1000/2000/3400/5000/10000/20000
Bifunctional NPC PEG, NPC-PEG-NPC      MW: 1000/2000/3400/5000/10000/20000
Epoxide PEG, mPEG-EPO                 MW:350/550/750/1000/2000/5000/10000/20000
Epoxide PEG Epoxide, EPO-PEG-EPO       MW: 1000/2000/3400/5000/10000/20000
Isocyanate PEG, mPEG-ISC                MW:350/550/750/1000/2000/5000/10000/20000
Isothiocyanate PEG, mPEG-ITC             MW:350/550/750/1000/2000/5000/10000/20000
Isocyanate PEG Isocyanate, ISC-PEG-ISC     MW: 1000/2000/3400/5000/10000/20000
Tosyl PEG, mPEG-Tosylate                 MW: 1000/2000/3400/5000/10000/20000