We use cookies to help you navigate efficiently and perform certain functions. You will find detailed information about all cookies under each consent category below.
The cookies that are categorized as "Necessary" are stored on your browser as they are essential for enabling the basic functionalities of the site. ...
Necessary cookies are required to enable the basic features of this site, such as providing secure log-in or adjusting your consent preferences. These cookies do not store any personally identifiable data.
Functional cookies help perform certain functionalities like sharing the content of the website on social media platforms, collecting feedback, and other third-party features.
Analytical cookies are used to understand how visitors interact with the website. These cookies help provide information on metrics such as the number of visitors, bounce rate, traffic source, etc.
Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors.
Advertisement cookies are used to provide visitors with customized advertisements based on the pages you visited previously and to analyze the effectiveness of the ad campaigns.
CAS: 9002-89-5
Molecular Formula: C2H4O
分子量：44.05256
外观：白色固体粉
EINECS: 209-183-3
Product Categories: Organic chemistry
Synonyms: POLYVINYLALCOHOL2000; Polyvinylalcohol,86-89%hydrolyzed,mediummolecularweight; Polyvinylalcohol,98-99%hydrolyzed,mediummolecularweight; Polyvinylalcohol,98-99%hydrolyzed,hiChemicalbookghmolecularweight; Poly(vinylAlcohol)n=1750+/-50; Poly(vinylAlcohol)n(=:)2,000(degree’sofsaponificationca.80mol%); POLYVINYLALCOHOL98-99%HYDROLYZED; POLYVINYLALCOHOL99%POWDER
Poly(vinyl alcohol) (PVA) CAS 9002-89-5 is a water-soluble synthetic polymer. It can be coating agent; lubricant; solubilizer; tackifier.
| 我TEM | S标准 | 结果， |
| 外观 | 白色固体粉 | 合格 |
| 粘度 | 21.0～33.0 | 28 |
| PH值 | 5.0～8.0 | 6.7 |
| 度 水解% | 85～89 | 89 |
| 干燥失% | ≤5.0 | 合格 |
| 燃烧的残余物% | ≤1.0 | 合格 |
| 不溶于水杂质% | ≤0.1 | 合格 |
| 甲醇和甲 酸乙酯% | ≤1.0 | 合格 |
| 酸值的% | ≤3.0 | 合格 |
| 重金属 | ≤10ppm | 合格 |
| 测定% | 85.0%～115.0时% | 合格 |
1. 申请在药物制剂或准备过程：
2. 聚乙烯醇主要是用于局部和眼筹备工作；.
3. 聚乙烯醇可以作为一个稳定在乳剂。
4. 聚乙烯醇也被用作粘在粘稠的筹备工作等眼产品。
5. 聚乙烯醇用于润滑在人工流泪和接触镜片的解决方案，也是使用口服的缓释制剂的，透皮修补程序。
6. 聚乙烯醇也可以是混合戊二溶液，形成微球体。
25公斤/桶
ZH 
EN 
DE 
ES 
KO 
PT 
FR 
TH 
AR 
IT 
VI 
NL 
RU 
