Additives used in the production of vaccines may include. 1  suspending fluid (e.g. sterile water, saline, or fluids containing protein); 2  preservatives and stabilizers to help the vaccine remain unchanged (e.g. albumin, phenols, and glycine); and. 3  adjuvants or enhancers to help the vaccine to be more effective.
The other element is a standard Yorkie that falls under or over the expected weight and/or size range. Breed standards have changed. The AKC used to list a minimum weight of 4 pounds (1.81 kg). Now, there is only a maximum weight of 7 pounds (3.17 kg) for a full grown, adult Yorkie. Even with this change on paper, most Yorkshire Terriers fit into the 3 to 7 lb. (1.36 kg to 3.17 kg) range. A dog smaller than this, fully grown, would be considered too small and may have size related health issues.
Yorkie Yorkshire Terrier Puppy Weight Growth Chart When size really does matter. Old rule of thumb, triple the weight of an 8 week old yorkie puppy and double the weight at 12 weeks. To get the most accurate estimated weight.*If you are unsure of the dog's weight, ask the seller to weigh the dog in front of you.orkie Yorkshire Terrier Puppy Weight Growth Chart When size really does matter. Old rule of thumb, triple the weight of an 8 week old yorkie puppy and double the weight at 12 weeks. To get the most accurate estimated weight.