Which B7-33 fill has the lowest price per mg at Webb Peptides?

B7-33 10 mg, at $3.55 per mg ($355.00 for 100 mg).

How much does the largest B7-33 box hold?

B7-33 10 mg: 10 × 10 mg vials make 100 mg, for $355.00.

Does a bigger B7-33 fill always cost less per mg?

At Webb Peptides, yes for every step of this ladder: each larger fill works out lower per mg than the one below it.

Price per mg

B7-33 price per mg

Webb Peptides lists B7-33 in 2 vial fills, from 2 mg to 10 mg, each sold by the box of 10 vials. Per mg, the B7-33 10 mg box is the lowest at $3.55 per mg. Every figure below comes from the live listings.

B7-33 fills compared
Listing	Fill	Box contents	Box price	Per vial	Per mg	Against the lowest
B7-33 2 mg	2 mg	20 mg	$94.00	$9.40	$4.70	+32%
B7-33 10 mg	10 mg	100 mg	$355.00	$35.50	$3.55	lowest

Step by step up the ladder

2 mg → 10 mg: 5 times the contents for $261.00 more a box; per mg the price falls by 24%.

With shipping added

Shipping is $90.00 for up to 4 boxes in one order, so its share of each box depends on the order size. Per mg including that share:

Listing	1 box alone	4 boxes in the order
B7-33 2 mg	$9.20	$5.83
B7-33 10 mg	$4.45	$3.77

The arithmetic is in the note on landed cost.

Answers from these figures

Which B7-33 fill has the lowest price per mg at Webb Peptides?: B7-33 10 mg, at $3.55 per mg ($355.00 for 100 mg).
How much does the largest B7-33 box hold?: B7-33 10 mg: 10 × 10 mg vials make 100 mg, for $355.00.
Does a bigger B7-33 fill always cost less per mg?: At Webb Peptides, yes for every step of this ladder: each larger fill works out lower per mg than the one below it.

Webb Peptides supplies materials for in-vitro laboratory research only, not for human or veterinary use and not for diagnostic or therapeutic use. Webb sells nothing intended to be consumed.