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GSO 12902-2025 Standard Samples of gold composition (Zl99.5)

Product description

Form of manufacture: Standard samples in the form of chips are supplied in plastic jars with screw caps. Weight 10 g and 100 g Expiration date: 14.04.2045 Metrological characteristics of chips with a grain size of not more than 1 mm. Mass fraction of gold 99.494 0.004 Mass fraction of silver 0.32 0.03 Mass fraction of platinum 0.0044 0.0004 Mass fraction of palladium 0.0046 0.0003 Mass fraction of copper 0.157 0.012

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GSO 12902-2025 Standard Samples of gold composition (Zl99.5)

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Form of manufacture: Standard samples in the form of cylinders are packed in plastic bags. Standard samples in the form of chips are supplied in plastic jars with screw caps. Shelf life: 10 years. Metrological characteristics discs with a diameter of 20 mm (with a tolerance of + 1 mm), thickness of 1 mm (with a tolerance of +0.3 mm); chips with a size of not more than 1 mm. The element is a certified value, % of the boundary of the absolute certified value (at P= 0.95 SOP 14-1-21. The standard sample of the company's alloy composition of the ZlSrM brand Gold 37.54 ± 0.05 Silver 2.06 ± 0.01 SOP 14-4-21. The standard sample of the company's alloy composition is ZlSrPd 5 Gold 58.56 ± 0.13 Silver 25.4 ± 0.2 Palladium 15.8 ± 0.2 SOP 14-5-21. The standard sample of the company's alloy composition is ZLSRNTSM 5 Gold 58.54 ± 0.15 Silver 7.95 ± 0.06 SOP 14-6-21. The standard sample of the company's alloy composition of the ZlSrNM brand Gold 74.9 ± 0.1 Silver 2.59 ± 0.02 SOP 14-8-21. The standard sample of the company's composition of the alloy of the PdSrN brand Silver 12.93 ± 0.06 Palladium 84.44 ± 0.15

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GSO 8754-2006 – 8763- 2006 , GSO 12579-2024, GSO 12580-2024 Standard samples of the composition of gold ligature

Form of manufacture: Standard samples in the form of chips are supplied in plastic jars with screw caps. wire with a diameter of 1 mm; plates from 0.3 to 0.4 mm thick, 20 mm wide; round plates with a thickness of 0.3 to 0.4 mm and a diameter of 20 mm; — chips with a grain size of not more than 1 mm. The chip weight is not less than 10 g. Shelf life: unlimited Metrological characteristics GSO Certified value With Au, % Error of the certified value From 8754-2006 0.11 ±0.01 8755-2006 0,49 ±0,01 8756-2006 1,97 ±0,03 8757-2006 4,95 ±0,04 8758-2006 10,05 ±0,04 8759-2006 29,94 ±0,07 8760-2006 50,02 ±0,06 8761-2006 79,88 ±0,06 8762-2006 89,91 ±0,08 8763-2006 98,97 ±0,05 GSO 12579-2024 standard sample of the composition of gold ligature (WITH Zl77) CO is an alloy of gold, silver and copper. The material is made in the form of chips with a grain size of not more than 1 mm. The samples are supplied in plastic jars with screw caps weighing at least 10 g. Shelf life - 05/01/2054 Metrological characteristics Certified characteristic Certified value, % Absolute Mass fraction of gold 77,758 Mass fraction of silver 17,222 GSO 12580-2024 is a standard sample of the composition of gold ligature (CO Zl82) CO is an alloy of gold, silver and copper. The material is made in the form of chips with a grain size of not more than 1 mm. The samples are supplied in plastic jars with screw caps weighing at least 10 g. Expiration date - 05/01/2054 Metrological characteristics Certified characteristic Certified value, % Absolute Mass fraction of gold 82.28 Mass fraction of silver 14.76

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GSO 10554-2010 – 10559- 2015 (MSO 2004:2015- 2009:2015), 10614-2015 – 10622-2015 (2205 MSO:2019 - 2213:2019). Standard samples of the composition of jewelry alloys

Form of manufacture: Standard samples in the form of chips are supplied in plastic jars with screw caps. Weight not less than 20 g . chips, size not more than 1 mm; discs with a diameter of 20, 30 mm and a thickness of 2 mm. Shelf life: 50 years. Metrological characteristics GSO No. Certified value of CO Au, % Carat (weight) The accuracy of the atte value of CO Au, 10554-2015 10.00 2.40 ±0.02 10555-2015 20,01 4,81 ±0,03 10556-2015 37,50 9,01 ±0,02 10557-2015 58,52 14,06 ±0,02 10558-2015 75,10 18,05 ±0,02 10559-2015 — — — 10614-2015 75,39 18,11 ±0,02 10615-2015 37,20 8,94 ±0,03 10616-2015 37,79 9,08 ±0,02 10617-2015 58,21 13,99 ±0,02 10618-2015 59,01 14,18 ±0,02 10619-2015 75,31 18,10 ±0,02 10620-2015 — — — 10621-2015 — — — 10622-2015 — — —

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GSO 11953-2022. Standard samples of the composition of refined palladium

Form of manufacture: Standard samples in the form of chips are supplied in plastic jars with screw caps. Weight not less than 20 g. Shelf life: 20 years. Metrological characteristics discs from 2 to 25 mm high, diameter (30 ± 3) mm; chips with a size of not more than 1 mm; Certified values, (%) Element CO DG-2, % CO DG-3, % CO DG-4, % Aluminum 0.0040 0.0022 0.061 Iron 0.005 0.0125 0.101 Gold 0.0014 0.0043 0.0491 Iridium 0.0037 0.025 0.083 Cadmium 0.0013 0.0047 0.0079 Calcium 0.0030 0.006 0.021 Cobalt 0.00097 0.009 0.0199 Silicon 0.0047 0.0344 0.026 Magnesium 0.0042 0.0069 0.039 Manganese 0.00144 0.0083 0.0157 Copper 0.00507 0.0101 0.033 Molybdenum - 0.0025 0.00590 Nickel 0.0017 0.0104 0.046 Tin 0.0012 0.0047 0.017 Platinum 0.0056 0.0228 0.093 Rhodium 0.0047 0.0258 0.104 Ruthenium 0.0043 0.0266 0.089 Lead 0.00125 0.0049 0.0232 Silver 0.0035 0.0114 0.025 Antimony 0.0016 0.0098 0.048 Titanium 0.0019 0.0005 0.0057 Chrome 0.00147 0.0089 0.025 Zinc 0.0036 0.0119 0.042

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Calibration samples of palladium composition (the content of the main component is not less than 99.98%)

Form of manufacture: The samples in the form of chips are supplied in plastic jars with screw caps weighing at least 20 g. Shelf life: unlimited. discs with a diameter from 10 to 39 mm, height from 5 to 60 mm; plates from 0.2 to 4 mm thick, width and length according to customer's order; chips with a size of not more than 1 mm.

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GSO 12796-2025. A standard sample of the composition of refined platinum (CO Pt-1)

Form of manufacture: Standard samples in the form of chips are supplied in plastic jars with screw caps. Weight not less than 10 g. Shelf life: 20 years. Metrological characteristics of chips with a grain size of not more than 1 mm; Element Certified values, (%) Absolute extended value Aluminum 0.0014 Bismuth 0.000149 Iron 0.00107 Gold 0.00022 Iridium 0.00017 Cadmium 0.000021 Calcium 0.00053 Silicon 0.0071 Magnesium 0.000151 Manganese 0.00020 Copper 0.00028 Molybdenum 0.00010 Arsenic 0.00031 Sodium 0.00010 Nickel 0.00078 Tin 0.000019 Palladium 0.00061 Rhodium 0.000160 Lead 0.000125 Silver 0.000226 Antimony 0.00026 Tellurium 0.00030 Titanium 0.000104 Chrome 0.000104 Zinc 0.00021

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Precious metals of the highest grade

GSO 12902-2025 Standard Samples of gold composition (Zl99.5)

Product description

Detailed description

Specifications

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Useful information

You may also like

SOP 14-21. A set of standard samples of the enterprise

GSO 8754-2006 – 8763- 2006 , GSO 12579-2024, GSO 12580-2024 Standard samples of the composition of gold ligature

GSO 10554-2010 – 10559- 2015 (MSO 2004:2015- 2009:2015), 10614-2015 – 10622-2015 (2205 MSO:2019 - 2213:2019). Standard samples of the composition of jewelry alloys

GSO 11953-2022. Standard samples of the composition of refined palladium

Calibration samples of palladium composition (the content of the main component is not less than 99.98%)

GSO 12796-2025. A standard sample of the composition of refined platinum (CO Pt-1)

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Precious metals of the highest grade

GSO 12902-2025 Standard Samples of gold composition (Zl99.5)

Product description

Detailed description

Specifications

Interested in this product?

Useful information

You may also like

SOP 14-21. A set of standard samples of the enterprise

GSO 8754-2006 – 8763- 2006 , GSO 12579-2024, GSO 12580-2024 Standard samples of the composition of gold ligature

GSO 10554-2010 – 10559- 2015 (MSO 2004:2015- 2009:2015), 10614-2015 – 10622-2015 (2205 MSO:2019 - 2213:2019). Standard samples of the composition of jewelry alloys

GSO 11953-2022. Standard samples of the composition of refined palladium

Calibration samples of palladium composition (the content of the main component is not less than 99.98%)

GSO 12796-2025. A standard sample of the composition of refined platinum (CO Pt-1)

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