Chlor-platinates

c.1859: Double Salt, at 28% purity



By fluid volume, there were 0.44 - 0.88 English Troy Grains pure Pt per Imperial fluid ounce of bichloride solution



 26.5% Pt

France, 1904

Suspect US prices

1904: 1 Troy Oz. Platinum = Fr 99.53 - 107.31

Citation: Revue de métallurgie, Vol. 4 (1907) p.347


1904: 1 Troy Ounce platina (Ore, 83%)= Fr 71.54 - 77.76 (USD$ 13.86 - 15.07)
1904: 1 Troy Oz. Pt (Ru Ore, .999) = Fr 86.19 - 93.69 (USD$ 16.70 - 18.16)
1904: 1 Troy Oz. Platinum = Fr 87.09 - 96.42 (USD$ 16.88 - 18.68)

Citation: Bulletin de statistique et de législation comparée, Vol. 28, # 2. Ministère de l'économie et des finances (1904) p.646

Citation: Angewandte Chemie: Vol. 21 - Page 2597



1904: 1 Troy Ounce Palladium  (Market) = Fr 155.50  (USD$ 30.37)

Citation: La Force motrice de demain: Les piles à gaz et les accumulateurs légers; A. Berthier (1905) p.12

 
1903/4: 1 Troy Oz. Platinum Chloride (PtCl2, Retail) = Fr 15.55  (USD$ 3.04)
 

France, 1852? : Paris Catalogue Prices (Breton)

Germany:
1852: 1 Troy Ounce Platinum (German semi-mfg, retail) ~ Fr. 46.82
1852: 1 Troy Oz. Ag (Coined, ~9 Roubles, Ag) ~Fr. 35.52

1852: 1 Troy Oz. Ag (Coined, ~3 3-Rouble Coins) ~Fr. 35.50
1852: 1 Troy Oz. Platinum (German Scrap Rate) ~Fr. 16.52
1852: 1 Troy Oz. Platinum (Coin, German Numismatic Rate?) ~Fr. 22.77


1853: 1 Troy Oz. Platinum (mfg, retail)  = Fr 46.65 (USD $ 9.14)

Citation: Catalogue et prix des instruments de physique, de chimie, d'optique, de ... Breton Freres, 1852?, p 24

1859: 1 Troy Oz. Platinum (mfg, whols.)  = Fr  31.10 - 38.88 (USD$ 5.98 - 7.47)

Very dubious generic price reference. It's entirely unclear when Russia was producing 122 pouds (2,000 kg?!) per year, after 1825.  

This type of reference (widely republished, for the masses) is unreliable.

c.1854?
Citation: Dictionnaire universel des sciences, des lettres et des arts, Vol. 2, Marie Nicolas Bouillet (1855) p.1302


c.1852? Platinum Bichloride 1/3rd the price of Gold Bichloride