For 100% polyester fabrics use 1.5 lb. of dye per 100 lbs. of fabric (1.5% OWG) to get medium shades. (With black, you are going to get more of a charcoal grey with this product.) That would be 6 - 4 oz packets, so 3 for 50 lbs. of fabric, etc.
XML data type was introduced in SQL Server 2005. This type allows you to store XML data up to 2 GB. Here is a small example of, pretty much self-explanatory.
The schemas in the collection are used to validate and type the XML instances. In this case, the XML is said to be typed. The xml data type and associated methods help integrate XML into the relational framework of SQL Server. For more information, see xml Data Type Methods.