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Antibody & Protein Labeling Kits

Biotium offers a wide selection of kits for simple, rapid labeling of antibodies, other proteins or small ligands.

Mix-n-Stain™ Antibody Labeling Kits: Fast and simple labeling of small amounts of antibody with no purification. Choose from our bright and photostable CF® Dyes and many other labels
CF® Dye & Biotin SE Protein Labeling Kits: Everything you need to label and purify 3 x 1 mg reactions
VivoBrite™ Antibody Labeling Kits: Label antibodies with our superior near-IR CF® Dyes for small animal imaging
Mix-n-Stain™ Small Ligand Labeling Kits: Fluorescently label small ligands with our bright photostable dyes with no purification step

See our Antibody Labeling Technology page to learn more about these options.

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Mix-n-Stain™ Nanobody Thiol Labeling Kits

From: $195 Sizes: 5-20 ug labeling, 20-50 ug labelingCatalog #:
92585, 92586, 92587, 92588, 92589, 92590, 92591, 92592, 92593, 92594, 92595, 92596, 92597, - 92598View allHide

Label 5-50 ug of VHH (also known as Nanobodies®) containing a single free cysteine with Biotium’s bright and photostable CF® Dyes, with no purification after labeling.

Mix-n-Stain™ STORM CF® Dye Antibody Labeling Kits

From: $287 Sizes: 50 ug labelingCatalog #:
92549, 92552, 92557, 92556, 92555, 92554, 92553, 92551, - 92550View allHide

Label your antibody with one of our CF® Dyes specialized for STORM super-resolution microscopy. Labeling takes just 30 minutes without a purification step, and yields an antibody conjugate with a low degree of labeling optimal for STORM.

Mix-n-Stain™ CF® Dye IgM Antibody Labeling Kits

From: $162 Sizes: 25 ug labeling, 100 ug labelingCatalog #:
92561, 92560, 92559, 92558, 92563, 92562, 92565, 92564, 92567, 92566, 92569, 92568, 92571, 92570, 92573, 92572, 92575, - 92574View allHide

Label your IgM antibody with one of our superior CF® Dyes in 15-30 minutes without a purification step.

Mix-n-Stain™ CF® Dye Antibody Labeling Kits

From: $129 Sizes: 3x(5-20 ug) labelings, 5-20 ug labeling, 20-50 ug labeling, 50-100 ug labelingCatalog #:
92576, 92577, 92578, 92582, 92583, 92584, 92579, 92580, 92581, 92458, 92459, 92460, 92457, 92456, 92455, 92463, 92462, 92461, 92446, 92445, 92447, 92448, 92449, 92433, 92432, 92431, 92430, 92429, 92428, 92427, 92426, 92425, 92230, 92231, 92232, 92233, 92234, 92235, 92236, 92237, 92238, 92239, 92240, 92241, 92242, 92243, 92245, 92246, 92247, 92248, 92250, 92251, 92252, 92253, 92254, 92255, 92256, 92257, 92258, 92259, 92260, 92261, 92262, 92263, 92264, 92265, 92267, 92268, 92270, 92271, 92272, 92273, 92274, 92275, 92276, 92277, 92278, 92279, 92280, 92281, 92282, 92283, 92284, 92285, 92287, 92288, 92289, 92290, 92291, 92303, 92304, 92305, 92316, 92317, 92318, 92319, 92320, 92321, 92322, 92323, 92324, 92331, 92332, 92333, 92334, 92335, 92336, 92337, 92338, - 92339View allHide

Label your IgG antibody with one of our superior CF® Dyes in as little as 15 minutes without a purification step. Labeling tolerates many common buffer components including BSA and ascites.

Mix-n-Stain™ Nanobody Labeling Kits

From: $144 Sizes: 5-20 ug labeling, 20-50 ug labelingCatalog #:
92501, 92500, 92502, 92503, 92504, 92505, 92506, 92507, 92508, 92509, 92510, 92511, 92512, 92513, 92514, - 92515View allHide

These kits allow optimal labeling of single-chain nanobodies with CF® dyes or biotin in 30 minutes without a purification step.

Mix-n-Stain™ Cyanine Dye Antibody Labeling Kits

From: $126 Sizes: 5-20 ug labeling, 20-50 ug labeling, 50-100 ug labelingCatalog #:
92414, 92416, 92417, 92418, 92413, - 92412View allHide

Our revolutionary technology allows antibody labeling with Cyanine 555 or Cyanine 647 in 15 minutes without a purification step. The labeling procedure tolerates many common buffer components and antibody stabilizers.

Mix-n-Stain™ Maxi Antibody Labeling Kits, 1 mg Labeling

From: $597 Sizes: 1 mg labelingCatalog #:
92454, 92415, 92419, 92420, 92404, 92421, 92405, 92406, 92407, 92408, 92409, 92410, 92422, 92423, 92424, - 92411View allHide

The simplicity and convenience of Mix-n-Stain™ labeling, for conjugation of 1 mg IgG with our CF® Dyes or other dyes.

Mix-n-Stain™ Biotin Antibody Labeling Kit

From: $129 Sizes: 3x(5-20 ug) labelings, 5-20 ug labeling, 20-50 ug labeling, 50-100 ug labelingCatalog #:
92444, 92244, 92266, - 92286View allHide

Label your antibody with biotin in just 15 minutes without a purification step. Labeling tolerates many common buffer components including BSA and ascites.

Mix-n-Stain™ FITC Antibody Labeling Kit

From: $81 Sizes: 5-20 ug labeling, 20-50 ug labeling, 50-100 ug labelingCatalog #:
92294, 92295, - 92296View allHide

Label your antibody with fluorescein (FITC) just 15 minutes without a purification step. Labeling tolerates many common buffer components including BSA and ascites.

Mix-n-Stain™ DNP Antibody Labeling Kit

From: $141 Sizes: 5-20 ug labeling, 20-50 ug labeling, 50-100 ug labelingCatalog #:
92325, 92326, - 92327View allHide

Label your antibody with DNP in just 15 minutes without a purification step. Labeling tolerates many common buffer components including BSA and ascites.

Mix-n-Stain™ Digoxigenin Antibody Labeling Kit

From: $141 Sizes: 3x(5-20 ug) labelings, 5-20 ug labeling, 20-50 ug labeling, 50-100 ug labelingCatalog #:
92450, 92328, 92329, - 92330View allHide

Label your antibody with DIG in just 15 minutes without a purification step. Labeling tolerates many common buffer components including BSA and ascites.

CF® Dye & Biotin SE Protein Labeling Kits

From: $497 Sizes: 3 labelingsCatalog #:
92208, 92209, 92210, 92211, 92212, 92213, 92214, 92215, 92216, 92217, 92218, 92219, 92220, 92221, 92222, 92223, 92224, 92225, 92226, - 92228View allHide

Kits for succinimidyl ester labeling antibodies or other proteins with Biotium’s next-generation CF® dyes or biotin. 3 x 1 mg labeling reactions per kit.

VivoBrite™ Rapid Antibody Labeling Kits for Small Animal In Vivo Imaging

From: $536 Sizes: 3 labelingsCatalog #:
92160, 92161, 92162, - 92163View allHide

Kits for labeling & purification of near-IR antibody conjugates for small animal in vivo imaging, featuring Biotium’s industry-leading near-IR CF® Dyes.

Mix-n-Stain™ CF® Dye Small Ligand Labeling Kits

From: $206 Sizes: 1 labelingCatalog #:
92350, 92351, 92352, 92353, 92354, 92355, 92356, 92357, 92358, 92359, 92360, 92361, 92362, 92363, - 92364View allHide

Easily label SNAP-tag®, CLIP-tag™, HaloTag®, or other ligands with fluorescent dyes, no purification needed. Cell membrane-permeant and impermeant dye options for intracellular or surface targets.

TMP-PEG3-Amine, TFA salt

From: $183 Sizes: 1 mgCatalog #: 91056

The trimethoprim-PEG3-amine (TMP-PEG3-amine) can be conjugated to various probes to make trimethoprim-based chemical tag (TMP-tag).