Menu ☰

• 

Provided services

1.Verification and marking of Goods (Jewelry), Product Verification (Investment Ingots, Medals, etc.)

Pricelist - Contacts - Form

2.Analysis and melting

Pricelist - Contacts - Form

• Qualitative detection of metals
• Approximate determination of the fineness of precious metal alloys
• Chemical analysis of materials containing the precious metals
• Melting of materials from precious metals to ingots
• Accredited testing laboratory

3.Sale of acids

Forms(czech only) + Sales places (Praha, Brno, Ostrava, Jablonec n/N, Turnov, Č.Kostelec) Safety cards of acids (czech only)

• BL_Kyselina_dusičná_65% (Nitric acid)
• BL_zkušební látka směs Au250 (testing substance mixture Au250)
• BL_zkušební látka směs Au375 (testing substance mixture Au375)
• BL_zkušební látka směs Au585 (testing substance mixture Au585)
• BL_zkušební látka směs Au750 (testing substance mixture Au750)
• BL_zkušební látka směs Au916 (testing substance mixture Au916)
• BL_zkušební rozpoznávací Au-Pt (testing recognition Au-Pt)

4.Sale of printed matter

Blue card – Hallmark

(1 pcs/25 CZK)

5.Registration of entities

Forms -

6.Expert and opinions

7.Commission of Valuables - Auctions

+ official message board

8.Expert activities

normalization in precious metals – ISO (WG1, TC 174) and CEN (TC 283)

9.International aktivities

• The Convention on the Control and Marking of Articles of Precious Metals - CCM
• International Association of Assay Offices – IAAO
• International Organization for Standardization, ISO TC 174 jewellery and precious metals

10.Counseling

• Valuation of jewellery
• Gemology (gemstones)

11.Education

• Workshop about Hallmarking
• Workshop of testing on the touchstone