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1 × $1,055.00
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1 × $1,449.00
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1 × $4,582.00
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1 × $1,382.00
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1 × $9,744.00
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1 × $3,435.00
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1 × $515.00
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1 × $1,860.00
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1 × $7,491.00
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2 × $997.00
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1 × $8,655.00
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1 × $4,718.00
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1 × $4,206.00
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1 × $3,432.00
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1 × $6,104.00
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1 × $5,446.00
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1 × $1,547.00
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1 × $2,694.00
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1 × $2,078.00
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1 × $959.00
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1 × $490.00
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1 × $5,715.00
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1 × $1,387.00
- Temperature Range 0°C to 1000°C
- Resistance Value Ro = 0.25Ω (others to special required)
- Resistance Ratio Wga>, 1.11807
- Dimensions Length 650mm, Diameter 7.5mm
- Drift during use: a. Smallest When taken to 970°C slowly over 1 to 2 hours and cooked again slowly (overnight) to 450°C, the triple point of water resistance will repeat to better than a temperature equivalent of 0.0005°C.
- Drift during use: b. Largest When thermally shocked from 970°C to 20°C the triple point of water will increase by a temperature equivalent of up to 35mK, this is mostly recoverable on annealing at 650°C for a few hours and then cooling slowly (overnight) to 450°C.
- Drift during use: Long term drift: Most changes occur during heating and cooling. If this process is done carefully, long term stabilities of a few mK per year can be expected, with reproductability at the silver point of 3 to 5mK.