Sulfite Test KitsSulfite Test Kits as (SO3) comes in 1 drop = 2, 5, and 10 ppm.
- Fill the mixing bottle to 25 mL with the sample to be tested.
- Add 6 drops of Phenolphthalein Indicator.
- If the water does not change to red or pink, add one scoop of Starch Acid / Sulfite Indicator.
- If the water turns pink or red, add one or to or more scoops until the pink or red disappears.
- Add the potassium iodide-iodate titrating solution drop by drop, swirling the test bottle counting each drop until a permanent Blue/Black color appears.
- Multiple the number of drops by the factor of the test for your results.
Daily shipping cut off time is generally 1 pm, based on the local time zone for same day shipping. If you need this product to ship today, please indicate so in the notes section upon check out. We will email mail you ASAP if we can meet your demands.
Figure 1- Fedex Residential and Ground
Transit Time Map
- We only ship via FedEx ground. No UPS or USPS.
- We can not ship to PO boxes.
- This map illustrates service schedules in business days as of Dec 2016 for FedEx Ground shipments.
- ChemWorld is not responsible for delays due to weather or Fedex transit issues. Please take this into account when ordering.
- Orders must be received by noon.
- We only ship FedEx expedite shipments. No UPS or USPS.
- To calculate your costs, log into your FedEx Account. Origin zip code is 30144, 48180, or 84119.
- Order must be placed by noon.
- Order as normal through the website.
- If you have a FedEx Account number, enter it in the notes section during ordering with your exact shipping requirements (Next Day 8:30, Next Day 10:30, Next Day 20:00, Fedex 2 AM, or FedEx Express Saver). You are done. We will email you ASAP.
- If you do NOT have a FedEx Account number, we offer overnight delivery for this product. The cost is $60 for Next Day 10:30 AM per 1-gallon box. Enter your order as normal and enter your 3 or 4 digit security code in the notes section with your shipping requirements. You are done. We will email you ASAP.
If it is later then noon, email us at email@example.com with your request. We will contact you ASAP. You can also call in the order at 800-658-7716 and reference exactly what you need. We will contact you.