Gallotannin; Chiefly   Formula: (C₁₄H₁₀O₉)n   Formula Weight Range: 1000.00-1500.00   CAS #: 1401-55-4 Low Molecular Weight. Suitable for electron microscopy. Takagi, M., Parmley, R.T., Denys, F.R. and Kageyama, M.…

Grade: Reagent, Crystals, A.C.S. Formula: CrO₃   Formula Weight: 99.99   CAS #: 1333-82-0

Formula: H₅IO₆ Formula Weight: 227.96   CAS #: 10450-60-9 Used as a Fixative: Issidorides, M.R., and Kasorchis, T. (1981). Dispersed and compact chromatin demonstrated with a new EM Method: phosphotungstic acid-hematoxylin block-staining.…

Formula: C₆H₈O₇   Formula Weight: 192.13   CAS #: 77-92-9

HCl    CAS #: 7647-01-0 Used to adjust the pH of buffers and fixative solutions.

(dodeca-Molybdophosphoric Acid) Formula: H₃PO₄·₁₂(MoO₃)·₂₄H₂O Formula Weight: 2257.6 Grade: Reagent A.C.S. CAS #: 51429-74-4 UN #: UN1759

CAS #: 9002-07-7 Extract from Porcine Pancreas. Activity >100 NF units/mg Used for whole cell preparations.

Formula: H₃BO₃   Formula Weight: 61.83   CAS #: 10043-35-3 Assay: 99.95% minimum. A buffer component in Tris-EDTA-Borate buffer. Also used in Silver-Methenamine buffer. Swift, J.A. (1968). The Electron histochemistry of…

Formula: C₇₆H₅₂O₄₆   Formula Weight: 1701.28 Grade: Reagent A.C.S., EM Grade CAS #: 1401-55-4

(Dimethylarsinic Acid) Formula: (CH3)2AsO2H   Formula Weight: 137.99   CAS #: 75-60-5 UN#: UN1572 Assay: 99.5%

(2-Methylpropenoic Acid) Formula: CH₂:C(CH₃)COOH   Formula Weight: 86.09   CAS #: 79-41-4 Assay: >98% Stabilized with 0.25% Hydroquinone monomethyl ether.

(Silicotungstic acid) Formula: H₄[SiO₄.(W₃O₉)₄]·xH₂O   Molecular Weight: 878.29+aq   CAS #: 11130-20-4

Grade: Reagent A.C.S. Formula: (CH₃COOH)₂   Formula Weight: 118.09   CAS #: 110-15-6 Melting Point: 185-191°C Assay: >99.0%

Formula: HCOOH   Formula Weight: 46.03   CAS #: 64-18-6 Specific Gravity: 1.22