Home Buy Online Quality Control and Test Kits Antibiotic Milk Testing Antibiotic Positive Negative Controls Penicillin G Positive Control Disc 50SOLD OUT🔍 Penicillin G Positive Control Disc 50£31.90 ex. VAT Validate any Antibiotic Milk Test with Simple to use PEN G Disc50Discs supplied with ejectorAdd After Test to validate Out of stock WishlistWishlist SKU: PG50 Category: Antibiotic Positive Negative Controls Tags: Control Disc PEN G, PEN G Positive Control, Validate Antibiotic Test KitGuaranteed Safe Checkout Related productsSOLD OUT Quick view icon BetaStar Positive Control Kit £31.90 ex. VAT Read more Quick view icon Antibiotic Residue Positive Control – Freeze Dried £36.34 ex. VAT Select options This product has multiple variants. The options may be chosen on the product page Choose an optionPENG+OXYOxytetracyclinePenicillinGSulfamethoxazolePENG+OXYPENG+OXYOxytetracyclineOxytetracyclinePenicillinGPenicillinGSulfamethoxazoleSulfamethoxazole Quick view icon IRIS Optics and Temperature Verification Kit £114.94 ex. VAT Add to basket Quick view icon Penicillin G Positive Control 4ppb DSM pk of 6 £49.75 ex. VAT Add to basket