Key Specifications/ Special Features: Key Specifications/ Special Features: urea fertilizer urea fertilizer urea fertilizer urea fertilizer urea fertilizer urea fertilizer urea fertilizer urea fertilizer Q1: Can I get some samples? A: Sure, we offer free sample, you pay the shipping cost is OK. Q2: How to make orders? A: Please send inquiry to us, then we will do the offer. Payment via Western Union, Moneygram, Bank Account and so on. Then we will arrange shipping. After delivery we will offer tracking No.. Q3: Is the shipping 100% Guarantee? A: Yes, we offer 100% Shipping Guarantee. If any seized parcel we will do resending. Q4: How to delivery? A: Parcel will be shipped out in 3 working days after payment. Usually we use EMS, ePacket, Fedex, DHL, TNT and USA Domestic mixed shipping and so on. Q5: Is there any discount? A:Yes. The price is negotiable. Just send us the items you need and the quantity. We will apply the best price and offer discount for you. Q6: What is the Minimum order quantity? A: Usually MOQ is 100g. But depends on the items and your requirements we also can do 10g, 20g, 30g or 50g. Tolyltriazole and its related sodium salts are indeed among the most effective corrosion inhibitors for copper and copper alloys. It does show further positive effects in protecting steel, grey cast iron, cadmium and nickel. The only viable and chemically identical alternative is 1,2,3 benzotriazole - information on this substance is available
