精品少妇人妻av一区二区丨99精产国品一二三产区在线丨精品无码国产一区二区三区51安丨在线播放无码字幕亚洲丨国产成人精品综合久久久久

IS09001 IS014001 / IS045001 certification enterprises

Generic general test class

WSB-3A Intelligent Digital Whiteness Meter

【product description】
It is used to determine the whiteness and optical properties of textiles, silk, paper, paint, cotton chemical fiber, ceramic building materials, and daily chemical materials.
【Standards compliant】
ISO2469, JJG512/48
【technical parameter】
1. Measurement content: ISO whiteness (ie R457 blue light whiteness), fluorescent whiteness
Transparency (T) and lightness stimulus value (V10)
Determine opacity (0)
Scattering coefficient and absorption coefficient
2. Test hole diameter: Φ32mm
3. Basic error: <0.5%
4. Indication error: ≤1.0%
5. Mirror reflection: <0.1
6. Zero drift: ≤0.1%/30min
7. Indication drift: ≤0.2%
8. Power supply: Ac220V+10% 50Hz 50w
9. Dimensions: 370×190×380mm
10. Weight: 15Kg
【Measurement function】
1. Measure ISO whiteness (ie R457 blue light whiteness), and also measure the fluorescent whiteness emitted by fluorescent substances for fluorescent whitened samples
2. Determine the transparency (T) and the lightness stimulus value of the object (V10)
3. Determine opacity (0)
Previous     Next

All rights reserved:Wenzhou Jigao Testing Instrument Co., LTDFor the record:浙ICP備13025812號-4  
主站蜘蛛池模板: 动漫av纯肉无码av在线播放 | 香蕉久久av一区二区三区| 久久精品国产72国产精| 日本不卡一区二区三区| 成人无码a∨电影免费| 国产人妻人伦精品1国产| 69sex久久精品国产麻豆| 国产男女猛烈无遮挡a片软件| 99久久国产宗和精品1上映| 日韩精品三级| 无码内射中文字幕岛国片| 男人天堂久久| aaaaa少妇高潮大片| 99精品视频99| 性欧美丰满熟妇xxxx性仙踪林| 一区二区三区无码免费看| 一本到免费视频| 亚洲国产精品久久久久久久| 成年人网站免费观看| 中文字幕人成无码人妻综合社区| 成年人视频网站| 精品国产制服丝袜高跟| 97日日夜夜| 老熟女重囗味hdxx70星空| 操操干| 国产伦精品一区二区三区妓女下载 | 国产免费观看av| 一本大道东京热无码视频| 精品视频久久久| 亚洲国产精品无码久久98| 国产舌乚八伦偷品w中| 亚洲成人免费看| 国产在线精品一区二区| 久青草视频在线观看| 丰满人妻熟妇乱又伦精品软件| 最新中文乱码字字幕在线| 在线天堂新版资源www在线| 在线播放免费人成毛片乱码|