$3B Scientific U19520 Educational Diffraction Gratings, US $63.72 – Picture 0$

$3B Scientific U19520 Educational Diffraction Gratings, US $63.72 – Picture 1$

$3B Scientific U19520 Educational Diffraction Gratings, US $63.72 – Picture 0$

$3B Scientific U19520 Educational Diffraction Gratings, US $63.72 – Picture 1$

3b Scientific U19520 Educational Diffraction Gratings

US $63.72

Cincinnati, Ohio, United States
Jan 30th

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Need Help? : 800 776 3432 3B Scientific U19520 Educational Diffraction Gratings GET IT EVEN FASTER ... Upgrade to 2-day shipping for only $1.99 ! 3B Scientific U19520 Educational Diffraction Gratings Product Description For demonstrating the relationship between line spacing and diffraction angle. Consisting of three diffraction gratings on a frame. 100, 300 and 600 lines per millimeters. Shipping Weight: 8 ounces Item model number: U19520 Shipping Shipping cost: We offer free shipping on all orders. Delivery time: All items are fulfilled and shipped within 1-2 days. We use Standard Shipping (3-5 business days). Policy: At the moment we do not ship to Alaska, Hawaii, Puerto Rico, PO boxes, APO/FPO addresses. We do not ship internationally. We only ship to the confirmed Paypal address. Payment We accept PayPal, credit cards and wire transfer. We recommend Paying via PayPal as it is fast, easy and 100% safe! When payment is done via PayPal we will only ship to the shipping address as appears on PayPal. Please contact us if you have any questions. Service We offer a 30 day return policy. If you are not satisfied with your item for any reason, you can return it within 30 days of receipt. A full unconditional refund will be given. Keep the following guidelines in mind: Item must be returned using a traceable shipping method, in new condition. Before you choose to return an item, please contact customer service by phone or by email.