If you have questions about our products, Fill out the form below and we will answer any questions you have. Tips: Fields marked with*are required. Double Beam UV-Vis Spectrophotometer Model: PT2600 Optical system:Proportional double beam 1200 lines/mm holographic grating Wavelength range:190-1100nm Wavelength accuracy:±0.3nm Spectral bandwidth:2nm Wavelength repeatability:≤0.1nm Scattered light: 0.1%T at 420nm, ≤0.05%T at 220nm, 340nm Data output:RS232C, USB PC software available: Yes(Optional) *Subject: *Your Name: User type:PersonalBusinessDistributor *E-mail: *Phone: WhatsApp: Skype: Company: *Content: *Captcha:Math Captcha 4 + 3 = Submit Δ