☰

ISO 7990:1985, Manganese ores and concentrates -- Determination of total iron content -- Titrimetric method after reduction and sulfosalicylic acid spectrophotometric method

Please be aware orders placed now will not arrive in time for Christmas, please check delivery times.

ISO 7990:1985, Manganese ores and concentrates -- Determination of total iron content -- Titrimetric method after reduction and sulfosalicylic acid spectrophotometric method

Method A is applicable to products having a total iron content from 1 to 25 % (m/m), and method B is applicable to products having a total iron content from 0.2 to 2 % (m/m). ISO 7990 should be read in conjunction with ISO 4297. Specifies principle, reactions (method A only), reagents, apparatus, sampling and samples, procedure and expression of results.
Country USA
Manufacturer Multiple. Distributed through American National Standards Institute (ANSI)
Binding Paperback
ReleaseDate 2007-08-23

Customers who purchased this also purchased....

Vaydeer Ergonomic Wrist Rest Pad, 2 Pcs Armrest Pad Elbow Rest Padded, Relieve Elbow Pain Computer Arm Rest Wrist Support Cushion Mouse Pad for Desk Office Gaming

Vivitar 58mm Lens Accessory Bundle with Two Lens Attachments (Telephoto 2.2X and Wide-Angle 0.43x), 3-Piece Filter Kit, Universal Camera Remote Control, and 5-Piece Lens Cleaning Kit

ABUSVEX Original iPhone 16 Pro Max Screen Glass Replacement, Front Outer Lens Glass Screen Replacement Repair Kit for Apple iPhone 16 Pro Max Series

Curious George Curious About Summer Tabbed

Brown-bear halloween costume-s, for adult-s, unisex, women-s, men-s, couple-s, grizzly fancy dress-up, beast, wild- animal outfit-s, F67 Size: XL

A Taste of Thai Linguine Rice Noodles | Restaurant-Quality Thai Flavor in Minutes | Vegan, Gluten-Free, Wheat Free, Non-GMO| Perfect for Stir-Fries, Soups & Asian Dishes 16 oz (Pack of 6)

The Little Mermaid II - Return to the Sea

TKO: Total Knock Out, Season 1

Country	USA
Manufacturer	Multiple. Distributed through American National Standards Institute (ANSI)
Binding	Paperback
ReleaseDate	2007-08-23