ACS Reagent grade, concentrated (69 to 71%). NC-0671
Commonly used to make aqua regia.
Restricted to Standard Ground shipping. Adult signature required. HazMat fee applies.
Molarity: 15.7M
Specific Gravity: 1.4
ACS Reagent grade, concentrated (69 to 71%). NC-8440
Commonly used to make aqua regia.
Restricted to Standard Ground shipping. Adult signature required. HazMat fee applies.
Molarity: 15.7M
Specific Gravity: 1.4
ACS Reagent grade, concentrated (69 to 71%). NC-6071
Commonly used to make aqua regia.
Restricted to Standard Ground shipping. Adult signature required. HazMat fee applies.
Molarity: 15.7M
Specific Gravity: 1.4
Lab grade. Crystal — Popularly used in refining reclaimed gold. Also bleaching and removing dark water stains from wood. Restricted to Standard Ground only. NC-0676
Technical grade — AKA Liver of Sulfur or Potassium polysulfide. This is used in several patina formulas. See More Info for formula list. NC-10959
Technical grade — AKA Liver of Sulfur or Potassium polysulfide. This is used in several patina formulas. See More Info for formula list. NC-0729
Technical grade — AKA Liver of Sulfur or Potassium polysulfide. This is used in several patina formulas. See More Info for formula list. NC-7591
Lab grade — a strong oxidizer and can burn skin and eyes. Used in several patina formulas. See More Info for formula list. Restricted to Standard Ground - Lower 48 States only. NC-0744
Lab grade — a strong oxidizer and can burn skin, eyes, and other body parts. Used in several patina formulas. See More Info for formula list. Restricted to Standard Ground - Lower 48 States only. NC-3304
Lab grade. Crystal — This is used in several patina formulas. See More Info for formula list. NC-0870
Lab grade — Appears as white, translucent crystals. Soluble in water, insoluble in alcohol, absorbed in moist air. Used in several patina formulas. See More Info for formula list. NC-0886
10% aqueous v/v solution — Useful for preparing metal surfaces prior to applying patina chemicals. A 5 to 6 hours soak serves to remove any traces of surface dirt or oil. Restricted to Standard Ground only. NC-2802
