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Calibration Weights >>
Balance Calibration Weights >>

ASTM Individual Calibration Weights

ASTM balance calibration weights and certified weights adjusted to meet or exceed ASTM Class 1, Class 2, Class 3 and Class 4 tolerances.

How To's

Article ASTM Balance Weights
Article OIML Balance Weights
Article USP Chapter 41: Balances
Calibration Weight Questions
Calibration Weight Accreditations
Calibration Weight Certificates
Calibration Weight Uncertainties

Calibration Certificate

ISO/IEC 17025 Accredited Certificate (103)
No Certificate (144)
Traceable Certificate (103)

ASTM Class

1 (350)
2 (351)
3 (350)
4 (433)

Weight Value

0.001 lb (4)
0.002 lb (1)
0.003 lb (1)
0.003 oz (1)
0.005 lb (1)

0.001 lb (4)
0.002 lb (1)
0.003 lb (1)
0.003 oz (1)
0.005 lb (1)
0.01 lb (1)
0.01 oz (1)
0.0156 oz (1)
0.02 lb (1)
0.02 oz (1)
0.03 lb (1)
0.03 oz (1)
0.05 lb (1)
0.05 oz (1)
0.0625 oz (1)
0.1 lb (1)
0.1 oz (1)
0.125 oz (1)
0.2 lb (1)
0.2 oz (1)
0.25 oz (1)
0.3 lb (1)
0.3 oz (1)
0.5 lb (1)
0.5 oz (2)
1 g (3)
1 kg (3)
1 lb (1)
1 mg (6)
1 oz (1)
1,000 g (3)
1,500 g (3)
10 g (6)
10 kg (6)
10 lb (1)
10 mg (6)
100 g (6)
100 lb (1)
100 mg (6)
150 g (3)
16 kg (3)
160 g (3)
2 g (3)
2 kg (6)
2 lb (1)
2 mg (6)
2 oz (1)
20 g (6)
20 kg (6)
20 lb (1)
20 mg (6)
200 g (6)
200 mg (6)
24 kg (3)
25 kg (6)
25 lb (1)
3 g (3)
3 kg (6)
3 lb (1)
3 mg (3)
30 g (6)
30 kg (6)
30 lb (1)
30 mg (3)
300 g (6)
300 mg (6)
4 kg (6)
4 lb (1)
4 oz (1)
40 g (3)
400 g (3)
5 g (3)
5 kg (9)
5 lb (1)
5 mg (6)
50 g (6)
50 kg (3)
50 lb (1)
50 mg (6)
500 g (6)
500 mg (6)
60 g (3)
600 g (3)
70 g (3)
8 kg (3)
8 oz (1)
80 g (3)

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Design

Cylindrical (140)
Cylindrical with handling knob (99)
Flat (39)
Grip handle (42)
Wire (30)

Protective Case

Included (192)
Not Included (158)

Uncertainty

0.002 mg (7)
0.003 mg (5)
0.006 mg (3)
0.007 mg (1)
0.01 mg (2)

0.002 mg (7)
0.003 mg (5)
0.006 mg (3)
0.007 mg (1)
0.01 mg (2)
0.015 mg (4)
0.025 mg (2)
0.05 mg (2)
0.1 mg (2)
0.15 mg (2)
0.25 mg (2)
0.5 mg (2)
1 mg (2)
1.5 mg (2)
10 mg (2)
12 mg (2)
15 mg (2)
2.5 mg (3)
25 mg (1)
5 mg (2)

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Calibration Certificate

Traceable Certificate (0)

Filters

Calibration Certificate

ISO/IEC 17025 Accredited Certificate (103)
No Certificate (144)
Traceable Certificate (103)

ASTM Class

1 (350)
2 (351)
3 (350)
4 (433)

Weight Value

0.001 lb (4)
0.002 lb (1)
0.003 lb (1)
0.003 oz (1)
0.005 lb (1)

0.001 lb (4)
0.002 lb (1)
0.003 lb (1)
0.003 oz (1)
0.005 lb (1)
0.01 lb (1)
0.01 oz (1)
0.0156 oz (1)
0.02 lb (1)
0.02 oz (1)
0.03 lb (1)
0.03 oz (1)
0.05 lb (1)
0.05 oz (1)
0.0625 oz (1)
0.1 lb (1)
0.1 oz (1)
0.125 oz (1)
0.2 lb (1)
0.2 oz (1)
0.25 oz (1)
0.3 lb (1)
0.3 oz (1)
0.5 lb (1)
0.5 oz (2)
1 g (3)
1 kg (3)
1 lb (1)
1 mg (6)
1 oz (1)
1,000 g (3)
1,500 g (3)
10 g (6)
10 kg (6)
10 lb (1)
10 mg (6)
100 g (6)
100 lb (1)
100 mg (6)
150 g (3)
16 kg (3)
160 g (3)
2 g (3)
2 kg (6)
2 lb (1)
2 mg (6)
2 oz (1)
20 g (6)
20 kg (6)
20 lb (1)
20 mg (6)
200 g (6)
200 mg (6)
24 kg (3)
25 kg (6)
25 lb (1)
3 g (3)
3 kg (6)
3 lb (1)
3 mg (3)
30 g (6)
30 kg (6)
30 lb (1)
30 mg (3)
300 g (6)
300 mg (6)
4 kg (6)
4 lb (1)
4 oz (1)
40 g (3)
400 g (3)
5 g (3)
5 kg (9)
5 lb (1)
5 mg (6)
50 g (6)
50 kg (3)
50 lb (1)
50 mg (6)
500 g (6)
500 mg (6)
60 g (3)
600 g (3)
70 g (3)
8 kg (3)
8 oz (1)
80 g (3)

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Design

Cylindrical (140)
Cylindrical with handling knob (99)
Flat (39)
Grip handle (42)
Wire (30)

Protective Case

Included (192)
Not Included (158)

Uncertainty

0.002 mg (7)
0.003 mg (5)
0.006 mg (3)
0.007 mg (1)
0.01 mg (2)

0.002 mg (7)
0.003 mg (5)
0.006 mg (3)
0.007 mg (1)
0.01 mg (2)
0.015 mg (4)
0.025 mg (2)
0.05 mg (2)
0.1 mg (2)
0.15 mg (2)
0.25 mg (2)
0.5 mg (2)
1 mg (2)
1.5 mg (2)
10 mg (2)
12 mg (2)
15 mg (2)
2.5 mg (3)
25 mg (1)
5 mg (2)

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Calibration Certificate

Traceable Certificate (0)

350 Products Found

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Weight 1P ASTM 0.001lb CL1 No Cert TR (80857602)

Item No.:80857602

0.001lb Calibration Weight ASTM Class 1 without a Certificate

Calibration Certificate	No Certificate
ASTM Class	1
Weight Value	0.001 lb
Design	Cylindrical
Protective Case	Not Included
Weight Material	Aluminum

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Weight 1P ASTM 0.01oz CL1 No Cert TR (80857687)

Item No.:80857687

0.01oz Calibration Weight ASTM Class 1 without a Certificate

Calibration Certificate	No Certificate
ASTM Class	1
Weight Value	0.01 oz
Design	Flat
Protective Case	Not Included
Weight Material	304 Stainless Steel

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Weight 1P ASTM 0.02oz CL1 No Cert TR (80857683)

Item No.:80857683

0.02oz Calibration Weight ASTM Class 1 without a Certificate

Calibration Certificate	No Certificate
ASTM Class	1
Weight Value	0.02 oz
Design	Flat
Protective Case	Not Included
Weight Material	304 Stainless Steel

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Weight 1P ASTM 0.03oz CL1 No Cert TR (80857679)

Item No.:80857679

0.03oz Calibration Weight ASTM Class 1 without a Certificate

Calibration Certificate	No Certificate
ASTM Class	1
Weight Value	0.03 oz
Design	Flat
Protective Case	Not Included
Weight Material	304 Stainless Steel

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Weight 1P ASTM 100mg CL1 Accrd TR (80781118)

Item No.:80781118

100mg Certified Calibration Weight ASTM Class 1 with an Accredited Certificate

Calibration Certificate	ISO/IEC 17025 Accredited Certificate
ASTM Class	1
Weight Value	100 mg
Design	Flat
Protective Case	Included
Uncertainty	0.003 mg
Weight Material	304 Stainless Steel
Dimensions (Length)	0.77 cm (0.3 in)
Dimensions (Width)	0.69 cm (0.27 in)
Dimensions (Height)	0.318 cm (0.13 in)
Certificate Type	NVLAP Accredited Certificate
Construction	One-piece
Density at 20°C	7.95 g/cm3
Dimensions in Case (Ø_Diameter)	5.08 cm (2 in)
Dimensions in Case (Height)	6.35 cm (2.5 in)
Weight Tolerance	0.01 mg
Wgt Origin (USA)	USA

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Weight 1P ASTM 100mg CL1 No Cert TR (80781117)

Item No.:80781117

100mg Calibration Weight ASTM Class 1 without a Certificate

Calibration Certificate	No Certificate
ASTM Class	1
Weight Value	100 mg
Design	Flat
Protective Case	Included
Weight Material	304 Stainless Steel
Dimensions (Length)	0.77 cm (0.3 in)
Dimensions (Width)	0.69 cm (0.27 in)
Dimensions (Height)	0.318 cm (0.13 in)
Certificate Type	No Certificate
Construction	One-piece
Density at 20°C	7.95 g/cm3
Dimensions in Case (Ø_Diameter)	5.08 cm (2 in)
Dimensions in Case (Height)	6.35 cm (2.5 in)
Weight Tolerance	0.01 mg
Wgt Origin (USA)	USA

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Weight 1P ASTM 100mg CL1 Non-Accrd TR (30391583)

Item No.:30391583

100mg Certified Calibration Weight ASTM Class 1 with a Traceable Certificate

Calibration Certificate	Traceable Certificate
ASTM Class	1
Weight Value	100 mg
Design	Flat
Protective Case	Included
Weight Material	304 Stainless Steel
Dimensions (Length)	0.77 cm (0.3 in)
Dimensions (Width)	0.69 cm (0.27 in)
Dimensions (Height)	0.318 cm (0.13 in)
Certificate Type	Traceable Certificate
Construction	One-piece
Density at 20°C	7.95 g/cm3
Dimensions in Case (Ø_Diameter)	5.08 cm (2 in)
Dimensions in Case (Height)	6.35 cm (2.5 in)
Weight Tolerance	0.01 mg
Wgt Origin (USA)	USA

Add to compare

Weight 1P ASTM 10mg CL1 Accrd TR (80781110)

Item No.:80781110

10mg Certified Calibration Weight ASTM Class 1 with an Accredited Certificate

Calibration Certificate	ISO/IEC 17025 Accredited Certificate
ASTM Class	1
Weight Value	10 mg
Design	Flat
Protective Case	Included
Uncertainty	0.002 mg
Weight Material	304 Stainless Steel
Dimensions (Length)	0.39 cm (0.15 in)
Dimensions (Width)	0.47 cm (0.18 in)
Dimensions (Height)	0.203 cm (0.08 in)
Certificate Type	NVLAP Accredited Certificate
Construction	One-piece
Density at 20°C	7.95 g/cm3
Dimensions in Case (Ø_Diameter)	5.08 cm (2 in)
Dimensions in Case (Height)	6.35 cm (2.5 in)
Weight Tolerance	0.01 mg
Wgt Origin (USA)	USA

Add to compare

Weight 1P ASTM 10mg CL1 No Cert TR (80781109)

Item No.:80781109

10mg Calibration Weight ASTM Class 1 without a Certificate

Calibration Certificate	No Certificate
ASTM Class	1
Weight Value	10 mg
Design	Flat
Protective Case	Included
Weight Material	304 Stainless Steel
Dimensions (Length)	0.39 cm (0.15 in)
Dimensions (Width)	0.47 cm (0.18 in)
Dimensions (Height)	0.203 cm (0.08 in)
Certificate Type	No Certificate
Construction	One-piece
Density at 20°C	7.95 g/cm3
Dimensions in Case (Ø_Diameter)	5.08 cm (2 in)
Dimensions in Case (Height)	6.35 cm (2.5 in)
Weight Tolerance	0.01 mg
Wgt Origin (USA)	USA

Add to compare

Weight 1P ASTM 10mg CL1 Non-Accrd TR (30391579)

Item No.:30391579

10mg Certified Calibration Weight ASTM Class 1 with a Traceable Certificate

Calibration Certificate	Traceable Certificate
ASTM Class	1
Weight Value	10 mg
Design	Flat
Protective Case	Included
Weight Material	304 Stainless Steel
Dimensions (Length)	0.39 cm (0.15 in)
Dimensions (Width)	0.47 cm (0.18 in)
Dimensions (Height)	0.203 cm (0.08 in)
Certificate Type	Traceable Certificate
Construction	One-piece
Density at 20°C	7.95 g/cm3
Dimensions in Case (Ø_Diameter)	5.08 cm (2 in)
Dimensions in Case (Height)	6.35 cm (2.5 in)
Weight Tolerance	0.01 mg
Wgt Origin (USA)	USA

Add to compare

Weight 1P ASTM 1mg CL1 Accrd TR (80781102)

Item No.:80781102

1mg Certified Calibration Weight ASTM Class 1 with an Accredited Certificate

Calibration Certificate	ISO/IEC 17025 Accredited Certificate
ASTM Class	1
Weight Value	1 mg
Design	Flat
Protective Case	Included
Uncertainty	0.002 mg
Weight Material	304 Stainless Steel
Dimensions (Length)	0.2 cm (0.08 in)
Dimensions (Width)	0.26 cm (0.1 in)
Dimensions (Height)	0.132 cm (0.05 in)
Certificate Type	NVLAP Accredited Certificate
Construction	One-piece
Density at 20°C	2.70 g/cm3
Dimensions in Case (Ø_Diameter)	5.08 cm (2 in)
Dimensions in Case (Height)	6.35 cm (2.5 in)
Weight Tolerance	0.01 mg
Wgt Origin (USA)	USA

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Weight 1P ASTM 1mg CL1 No Cert TR (80781101)

Item No.:80781101

1mg Calibration Weight ASTM Class 1 without a Certificate

Calibration Certificate	No Certificate
ASTM Class	1
Weight Value	1 mg
Design	Flat
Protective Case	Included
Weight Material	304 Stainless Steel
Dimensions (Length)	0.2 cm (0.08 in)
Dimensions (Width)	0.26 cm (0.1 in)
Dimensions (Height)	0.132 cm (0.05 in)
Certificate Type	No Certificate
Construction	One-piece
Density at 20°C	2.70 g/cm3
Dimensions in Case (Ø_Diameter)	5.08 cm (2 in)
Dimensions in Case (Height)	6.35 cm (2.5 in)
Weight Tolerance	0.01 mg
Wgt Origin (USA)	USA

Add to compare

Weight 1P ASTM 1mg CL1 Non-Accrd TR (30391575)

Item No.:30391575

1mg Certified Calibration Weight ASTM Class 1 with a Traceable Certificate

Calibration Certificate	Traceable Certificate
ASTM Class	1
Weight Value	1 mg
Design	Flat
Protective Case	Included
Weight Material	304 Stainless Steel
Dimensions (Length)	0.2 cm (0.08 in)
Dimensions (Width)	0.26 cm (0.1 in)
Dimensions (Height)	0.132 cm (0.05 in)
Certificate Type	Traceable Certificate
Construction	One-piece
Density at 20°C	2.70 g/cm3
Dimensions in Case (Ø_Diameter)	5.08 cm (2 in)
Dimensions in Case (Height)	6.35 cm (2.5 in)
Weight Tolerance	0.01 mg
Wgt Origin (USA)	USA

Add to compare

Weight 1P ASTM 200mg CL1 Accrd TR (80781120)

Item No.:80781120

200mg Certified Calibration Weight ASTM Class 1 with an Accredited Certificate

Calibration Certificate	ISO/IEC 17025 Accredited Certificate
ASTM Class	1
Weight Value	200 mg
Design	Flat
Protective Case	Included
Uncertainty	0.003 mg
Weight Material	304 Stainless Steel
Dimensions (Length)	0.83 cm (0.33 in)
Dimensions (Width)	0.78 cm (0.3 in)
Dimensions (Height)	0.254 cm (0.1 in)
Certificate Type	NVLAP Accredited Certificate
Construction	One-piece
Density at 20°C	7.95 g/cm3
Dimensions in Case (Ø_Diameter)	5.08 cm (2 in)
Dimensions in Case (Height)	6.35 cm (2.5 in)
Weight Tolerance	0.01 mg
Wgt Origin (USA)	USA

Add to compare

Weight 1P ASTM 200mg CL1 No Cert TR (80781119)

Item No.:80781119

200mg Calibration Weight ASTM Class 1 without a Certificate

Calibration Certificate	No Certificate
ASTM Class	1
Weight Value	200 mg
Design	Flat
Protective Case	Included
Weight Material	304 Stainless Steel
Dimensions (Length)	0.83 cm (0.33 in)
Dimensions (Width)	0.78 cm (0.3 in)
Dimensions (Height)	0.254 cm (0.1 in)
Certificate Type	No Certificate
Construction	One-piece
Density at 20°C	7.95 g/cm3
Dimensions in Case (Ø_Diameter)	5.08 cm (2 in)
Dimensions in Case (Height)	6.35 cm (2.5 in)
Weight Tolerance	0.01 mg
Wgt Origin (USA)	USA

Add to compare

Weight 1P ASTM 200mg CL1 Non-Accrd TR (30391584)

Item No.:30391584

200mg Certified Calibration Weight ASTM Class 1 with a Traceable Certificate

Calibration Certificate	Traceable Certificate
ASTM Class	1
Weight Value	200 mg
Design	Flat
Protective Case	Included
Weight Material	304 Stainless Steel
Dimensions (Length)	0.83 cm (0.33 in)
Dimensions (Width)	0.78 cm (0.3 in)
Dimensions (Height)	0.254 cm (0.1 in)
Certificate Type	Traceable Certificate
Construction	One-piece
Density at 20°C	7.95 g/cm3
Dimensions in Case (Ø_Diameter)	5.08 cm (2 in)
Dimensions in Case (Height)	6.35 cm (2.5 in)
Weight Tolerance	0.01 mg
Wgt Origin (USA)	USA

Add to compare

Weight 1P ASTM 20mg CL1 Accrd TR (80781112)

Item No.:80781112

20mg Certified Calibration Weight ASTM Class 1 with an Accredited Certificate

Calibration Certificate	ISO/IEC 17025 Accredited Certificate
ASTM Class	1
Weight Value	20 mg
Design	Flat
Protective Case	Included
Uncertainty	0.002 mg
Weight Material	304 Stainless Steel
Dimensions (Length)	0.39 cm (0.15 in)
Dimensions (Width)	0.47 cm (0.18 in)
Dimensions (Height)	0.203 cm (0.08 in)
Certificate Type	NVLAP Accredited Certificate
Construction	One-piece
Density at 20°C	7.95 g/cm3
Dimensions in Case (Ø_Diameter)	5.08 cm (2 in)
Dimensions in Case (Height)	6.35 cm (2.5 in)
Weight Tolerance	0.01 mg
Wgt Origin (USA)	USA

Add to compare

Weight 1P ASTM 20mg CL1 No Cert TR (80781111)

Item No.:80781111

20mg Calibration Weight ASTM Class 1 without a Certificate

Calibration Certificate	No Certificate
ASTM Class	1
Weight Value	20 mg
Design	Flat
Protective Case	Included
Weight Material	304 Stainless Steel
Dimensions (Length)	0.39 cm (0.15 in)
Dimensions (Width)	0.47 cm (0.18 in)
Dimensions (Height)	0.203 cm (0.08 in)
Certificate Type	No Certificate
Construction	One-piece
Density at 20°C	7.95 g/cm3
Dimensions in Case (Ø_Diameter)	5.08 cm (2 in)
Dimensions in Case (Height)	6.35 cm (2.5 in)
Weight Tolerance	0.01 mg
Wgt Origin (USA)	USA

Add to compare

Weight 1P ASTM 20mg CL1 Non-Accrd TR (30391580)

Item No.:30391580

20mg Certified Calibration Weight ASTM Class 1 with a Traceable Certificate

Calibration Certificate	Traceable Certificate
ASTM Class	1
Weight Value	20 mg
Design	Flat
Protective Case	Included
Weight Material	304 Stainless Steel
Dimensions (Length)	0.39 cm (0.15 in)
Dimensions (Width)	0.47 cm (0.18 in)
Dimensions (Height)	0.203 cm (0.08 in)
Certificate Type	Traceable Certificate
Construction	One-piece
Density at 20°C	7.95 g/cm3
Dimensions in Case (Ø_Diameter)	5.08 cm (2 in)
Dimensions in Case (Height)	6.35 cm (2.5 in)
Weight Tolerance	0.01 mg
Wgt Origin (USA)	USA

Add to compare

Weight 1P ASTM 2mg CL1 Accrd TR (80781104)

Item No.:80781104

2mg Certified Calibration Weight ASTM Class 1 with an Accredited Certificate

Calibration Certificate	ISO/IEC 17025 Accredited Certificate
ASTM Class	1
Weight Value	2 mg
Design	Flat
Protective Case	Included
Uncertainty	0.002 mg
Weight Material	304 Stainless Steel
Dimensions (Length)	0.2 cm (0.08 in)
Dimensions (Width)	0.26 cm (0.1 in)
Dimensions (Height)	0.137 cm (0.05 in)
Certificate Type	NVLAP Accredited Certificate
Construction	One-piece
Density at 20°C	2.70 g/cm3
Dimensions in Case (Ø_Diameter)	5.08 cm (2 in)
Dimensions in Case (Height)	6.35 cm (2.5 in)
Weight Tolerance	0.01 mg
Wgt Origin (USA)	USA

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