Hach Dust Cover for DR 3900 RFID Spectrophotometer, LZV845By Hach $45.09 | EA Quantity discounts available QuantityPrice Product #: 703754Mfr. Part #: LZV845Out of Stock - Ships in 22 Days Quantity -+ Add to Cart Free Ground Shipping On All Orders Over $1500!*Conditions Apply* Details Description Replacement part. The dust cover is included in the purchase of DR 3900. Features Protect your valuable equipment by shieldi... DetailsBackDescription Replacement part. The dust cover is included in the purchase of DR 3900. Features Protect your valuable equipment by shielding from dust and dirt For ues with Hach DR 3900 Product Specifications Weight 0.1100