Welcome to Pushen Testing Instruments (Shanghai) Co.,Ltd. Official website
Latex Paint Testing Instrument
Whiteness Meter
- Classification: Latex Paint Testing Instrument
CONTACT
- Add: Building D, No. 1717 Songbo Road, Shanghai
- Tel: 021-52821255/021-52821266
- WeChat: 13564003330/13818941333/13681665177
- E-mail: sales@sh-pushen.com
Whiteness Meter
Widely used in industries such as papermaking, textiles, plastics, paint, and chemicals. The main measurement of blue light diffuse reflectance coefficient (R457) is called blue light whiteness or ISO whiteness. R457 whiteness regulation uses an approximate A light source illumination, with the peak wavelength of its effective spectrum at 457nm.
Standard：GB/T 5950, 2913 ；ISO 2470
Technical Parameter
Input voltage | 220V AC 50Hz |
Illuminating light source | 30W Tungsten halogen lamp |
Whiteness formula | WB=R457 |
Indicating range | 0-100 |
Display accuracy | 0.1 |
Indication error | ±2.5 |
Repetitive error | ≤0.5 |
External dimensions | 350×270×330 mm |
Shipping weight | 5.5 kg |
Order Number
PS 2734 | Whiteness Meter |
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